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Finding the Fourth Proportional to 88,842.72, 133,264.24 and 26,513.24

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Solution

The fourth proportional to 88,842.72, 133,264.24 and 26,513.24 is: 39,769.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,842.72 : 133,264.24 = 26,513.24 : x
  2. Step 2: Convert to fraction form
    88,842.72/133,264.24 = 26,513.24/x
  3. Step 3: Cross multiply
    88,842.72x = 133,264.24 × 26,513.24
  4. Step 4: Simplify right side
    88,842.72x = 3,533,266,778.54
  5. Step 5: Solve for x
    x = 3,533,266,778.54/88,842.72
  6. Step 6: Final answer
    x = 39,769.91

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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.