Home / 112,230.44-168,112.38-53,113.40

Finding the Fourth Proportional to 112,230.44, 168,112.38 and 53,113.40

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Solution

The fourth proportional to 112,230.44, 168,112.38 and 53,113.40 is: 79,559.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,230.44 : 168,112.38 = 53,113.40 : x
  2. Step 2: Convert to fraction form
    112,230.44/168,112.38 = 53,113.40/x
  3. Step 3: Cross multiply
    112,230.44x = 168,112.38 × 53,113.40
  4. Step 4: Simplify right side
    112,230.44x = 8,929,020,083.89
  5. Step 5: Solve for x
    x = 8,929,020,083.89/112,230.44
  6. Step 6: Final answer
    x = 79,559.70

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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.