Home / 112,333,750.40-168,500,625.60-89,658,934.40

Finding the Fourth Proportional to 112,333,750.40, 168,500,625.60 and 89,658,934.40

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Solution

The fourth proportional to 112,333,750.40, 168,500,625.60 and 89,658,934.40 is: 134,488,401.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,333,750.40 : 168,500,625.60 = 89,658,934.40 : x
  2. Step 2: Convert to fraction form
    112,333,750.40/168,500,625.60 = 89,658,934.40/x
  3. Step 3: Cross multiply
    112,333,750.40x = 168,500,625.60 × 89,658,934.40
  4. Step 4: Simplify right side
    112,333,750.40x = 15,107,586,537,029,362
  5. Step 5: Solve for x
    x = 15,107,586,537,029,362/112,333,750.40
  6. Step 6: Final answer
    x = 134,488,401.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.