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Finding the Fourth Proportional to 62,103.48, 85,699.72 and 35,248.44

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Solution

The fourth proportional to 62,103.48, 85,699.72 and 35,248.44 is: 48,641.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,103.48 : 85,699.72 = 35,248.44 : x
  2. Step 2: Convert to fraction form
    62,103.48/85,699.72 = 35,248.44/x
  3. Step 3: Cross multiply
    62,103.48x = 85,699.72 × 35,248.44
  4. Step 4: Simplify right side
    62,103.48x = 3,020,781,438.44
  5. Step 5: Solve for x
    x = 3,020,781,438.44/62,103.48
  6. Step 6: Final answer
    x = 48,641.10

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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.