Home / 142,734.13-214,092.95-42,892.18

Finding the Fourth Proportional to 142,734.13, 214,092.95 and 42,892.18

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Solution

The fourth proportional to 142,734.13, 214,092.95 and 42,892.18 is: 64,335.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,734.13 : 214,092.95 = 42,892.18 : x
  2. Step 2: Convert to fraction form
    142,734.13/214,092.95 = 42,892.18/x
  3. Step 3: Cross multiply
    142,734.13x = 214,092.95 × 42,892.18
  4. Step 4: Simplify right side
    142,734.13x = 9,182,912,384.90
  5. Step 5: Solve for x
    x = 9,182,912,384.90/142,734.13
  6. Step 6: Final answer
    x = 64,335.79

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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.