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Finding the Fourth Proportional to 62,148.52, 85,765.54 and 35,291.58

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Solution

The fourth proportional to 62,148.52, 85,765.54 and 35,291.58 is: 48,702.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,148.52 : 85,765.54 = 35,291.58 : x
  2. Step 2: Convert to fraction form
    62,148.52/85,765.54 = 35,291.58/x
  3. Step 3: Cross multiply
    62,148.52x = 85,765.54 × 35,291.58
  4. Step 4: Simplify right side
    62,148.52x = 3,026,801,416.15
  5. Step 5: Solve for x
    x = 3,026,801,416.15/62,148.52
  6. Step 6: Final answer
    x = 48,702.71

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1.5x scale

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.