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Finding the Fourth Proportional to 234,332.82, 351,426.60 and 84,553.74

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Solution

The fourth proportional to 234,332.82, 351,426.60 and 84,553.74 is: 126,804.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,332.82 : 351,426.60 = 84,553.74 : x
  2. Step 2: Convert to fraction form
    234,332.82/351,426.60 = 84,553.74/x
  3. Step 3: Cross multiply
    234,332.82x = 351,426.60 × 84,553.74
  4. Step 4: Simplify right side
    234,332.82x = 29,714,433,365.48
  5. Step 5: Solve for x
    x = 29,714,433,365.48/234,332.82
  6. Step 6: Final answer
    x = 126,804.40

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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.