Home / 112,334,990.70-168,502,486.05-94,195,137.90

Finding the Fourth Proportional to 112,334,990.70, 168,502,486.05 and 94,195,137.90

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Solution

The fourth proportional to 112,334,990.70, 168,502,486.05 and 94,195,137.90 is: 141,292,706.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,334,990.70 : 168,502,486.05 = 94,195,137.90 : x
  2. Step 2: Convert to fraction form
    112,334,990.70/168,502,486.05 = 94,195,137.90/x
  3. Step 3: Cross multiply
    112,334,990.70x = 168,502,486.05 × 94,195,137.90
  4. Step 4: Simplify right side
    112,334,990.70x = 15,872,114,909,972,578
  5. Step 5: Solve for x
    x = 15,872,114,909,972,578/112,334,990.70
  6. Step 6: Final answer
    x = 141,292,706.85

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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.