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Finding the Fourth Proportional to 88,693.26, 133,061.76 and 26,363.76

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Solution

The fourth proportional to 88,693.26, 133,061.76 and 26,363.76 is: 39,552.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,693.26 : 133,061.76 = 26,363.76 : x
  2. Step 2: Convert to fraction form
    88,693.26/133,061.76 = 26,363.76/x
  3. Step 3: Cross multiply
    88,693.26x = 133,061.76 × 26,363.76
  4. Step 4: Simplify right side
    88,693.26x = 3,508,008,305.82
  5. Step 5: Solve for x
    x = 3,508,008,305.82/88,693.26
  6. Step 6: Final answer
    x = 39,552.14

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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.