Home / 88,849.33-133,159.17-66,487.25

Finding the Fourth Proportional to 88,849.33, 133,159.17 and 66,487.25

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Solution

The fourth proportional to 88,849.33, 133,159.17 and 66,487.25 is: 99,644.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,849.33 : 133,159.17 = 66,487.25 : x
  2. Step 2: Convert to fraction form
    88,849.33/133,159.17 = 66,487.25/x
  3. Step 3: Cross multiply
    88,849.33x = 133,159.17 × 66,487.25
  4. Step 4: Simplify right side
    88,849.33x = 8,853,387,607.81
  5. Step 5: Solve for x
    x = 8,853,387,607.81/88,849.33
  6. Step 6: Final answer
    x = 99,644.96

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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.