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Finding the Fourth Proportional to 62,148.92, 85,765.38 and 33,854.54

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Solution

The fourth proportional to 62,148.92, 85,765.38 and 33,854.54 is: 46,719.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,148.92 : 85,765.38 = 33,854.54 : x
  2. Step 2: Convert to fraction form
    62,148.92/85,765.38 = 33,854.54/x
  3. Step 3: Cross multiply
    62,148.92x = 85,765.38 × 33,854.54
  4. Step 4: Simplify right side
    62,148.92x = 2,903,547,487.83
  5. Step 5: Solve for x
    x = 2,903,547,487.83/62,148.92
  6. Step 6: Final answer
    x = 46,719.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.