Home / 356,680.11-534,864.65-134,908.59

Finding the Fourth Proportional to 356,680.11, 534,864.65 and 134,908.59

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Solution

The fourth proportional to 356,680.11, 534,864.65 and 134,908.59 is: 202,304.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,680.11 : 534,864.65 = 134,908.59 : x
  2. Step 2: Convert to fraction form
    356,680.11/534,864.65 = 134,908.59/x
  3. Step 3: Cross multiply
    356,680.11x = 534,864.65 × 134,908.59
  4. Step 4: Simplify right side
    356,680.11x = 72,157,835,097.80
  5. Step 5: Solve for x
    x = 72,157,835,097.80/356,680.11
  6. Step 6: Final answer
    x = 202,304.06

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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.