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Finding the Fourth Proportional to 92,708.97, 139,066.86 and 26,150.87

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Solution

The fourth proportional to 92,708.97, 139,066.86 and 26,150.87 is: 39,227.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,708.97 : 139,066.86 = 26,150.87 : x
  2. Step 2: Convert to fraction form
    92,708.97/139,066.86 = 26,150.87/x
  3. Step 3: Cross multiply
    92,708.97x = 139,066.86 × 26,150.87
  4. Step 4: Simplify right side
    92,708.97x = 3,636,719,822.90
  5. Step 5: Solve for x
    x = 3,636,719,822.90/92,708.97
  6. Step 6: Final answer
    x = 39,227.27

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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.