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Finding the Fourth Proportional to 62,188.62, 85,822.30 and 35,330.64

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Solution

The fourth proportional to 62,188.62, 85,822.30 and 35,330.64 is: 48,757.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,188.62 : 85,822.30 = 35,330.64 : x
  2. Step 2: Convert to fraction form
    62,188.62/85,822.30 = 35,330.64/x
  3. Step 3: Cross multiply
    62,188.62x = 85,822.30 × 35,330.64
  4. Step 4: Simplify right side
    62,188.62x = 3,032,156,785.27
  5. Step 5: Solve for x
    x = 3,032,156,785.27/62,188.62
  6. Step 6: Final answer
    x = 48,757.42

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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.