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Finding the Fourth Proportional to 95,404.92, 142,916.46 and 57,433.08

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Solution

The fourth proportional to 95,404.92, 142,916.46 and 57,433.08 is: 86,034.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,404.92 : 142,916.46 = 57,433.08 : x
  2. Step 2: Convert to fraction form
    95,404.92/142,916.46 = 57,433.08/x
  3. Step 3: Cross multiply
    95,404.92x = 142,916.46 × 57,433.08
  4. Step 4: Simplify right side
    95,404.92x = 8,208,132,480.50
  5. Step 5: Solve for x
    x = 8,208,132,480.50/95,404.92
  6. Step 6: Final answer
    x = 86,034.69

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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.