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Finding the Fourth Proportional to 234,346.44, 351,516.54 and 56,854.92

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Solution

The fourth proportional to 234,346.44, 351,516.54 and 56,854.92 is: 85,281.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,346.44 : 351,516.54 = 56,854.92 : x
  2. Step 2: Convert to fraction form
    234,346.44/351,516.54 = 56,854.92/x
  3. Step 3: Cross multiply
    234,346.44x = 351,516.54 × 56,854.92
  4. Step 4: Simplify right side
    234,346.44x = 19,985,444,760.38
  5. Step 5: Solve for x
    x = 19,985,444,760.38/234,346.44
  6. Step 6: Final answer
    x = 85,281.62

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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.