Home / 102,035.52-140,787.18-59,574.78

Finding the Fourth Proportional to 102,035.52, 140,787.18 and 59,574.78

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Solution

The fourth proportional to 102,035.52, 140,787.18 and 59,574.78 is: 82,200.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,035.52 : 140,787.18 = 59,574.78 : x
  2. Step 2: Convert to fraction form
    102,035.52/140,787.18 = 59,574.78/x
  3. Step 3: Cross multiply
    102,035.52x = 140,787.18 × 59,574.78
  4. Step 4: Simplify right side
    102,035.52x = 8,387,365,275.32
  5. Step 5: Solve for x
    x = 8,387,365,275.32/102,035.52
  6. Step 6: Final answer
    x = 82,200.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.