Home / 131,732.65-197,599.45-31,892.70

Finding the Fourth Proportional to 131,732.65, 197,599.45 and 31,892.70

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Solution

The fourth proportional to 131,732.65, 197,599.45 and 31,892.70 is: 47,839.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,732.65 : 197,599.45 = 31,892.70 : x
  2. Step 2: Convert to fraction form
    131,732.65/197,599.45 = 31,892.70/x
  3. Step 3: Cross multiply
    131,732.65x = 197,599.45 × 31,892.70
  4. Step 4: Simplify right side
    131,732.65x = 6,301,979,979.02
  5. Step 5: Solve for x
    x = 6,301,979,979.02/131,732.65
  6. Step 6: Final answer
    x = 47,839.16

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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.