Home / 356,680.13-534,864.65-134,908.61

Finding the Fourth Proportional to 356,680.13, 534,864.65 and 134,908.61

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Solution

The fourth proportional to 356,680.13, 534,864.65 and 134,908.61 is: 202,304.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,680.13 : 534,864.65 = 134,908.61 : x
  2. Step 2: Convert to fraction form
    356,680.13/534,864.65 = 134,908.61/x
  3. Step 3: Cross multiply
    356,680.13x = 534,864.65 × 134,908.61
  4. Step 4: Simplify right side
    356,680.13x = 72,157,843,120.77
  5. Step 5: Solve for x
    x = 72,157,843,120.77/356,680.13
  6. Step 6: Final answer
    x = 202,304.08

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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.