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Finding the Fourth Proportional to 63,010.66, 86,956.68 and 36,158.08

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Solution

The fourth proportional to 63,010.66, 86,956.68 and 36,158.08 is: 49,899.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,010.66 : 86,956.68 = 36,158.08 : x
  2. Step 2: Convert to fraction form
    63,010.66/86,956.68 = 36,158.08/x
  3. Step 3: Cross multiply
    63,010.66x = 86,956.68 × 36,158.08
  4. Step 4: Simplify right side
    63,010.66x = 3,144,186,591.97
  5. Step 5: Solve for x
    x = 3,144,186,591.97/63,010.66
  6. Step 6: Final answer
    x = 49,899.28

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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.