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Finding the Fourth Proportional to 62,338.60, 86,025.90 and 34,044.40

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Solution

The fourth proportional to 62,338.60, 86,025.90 and 34,044.40 is: 46,980.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,338.60 : 86,025.90 = 34,044.40 : x
  2. Step 2: Convert to fraction form
    62,338.60/86,025.90 = 34,044.40/x
  3. Step 3: Cross multiply
    62,338.60x = 86,025.90 × 34,044.40
  4. Step 4: Simplify right side
    62,338.60x = 2,928,700,149.96
  5. Step 5: Solve for x
    x = 2,928,700,149.96/62,338.60
  6. Step 6: Final answer
    x = 46,980.52

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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.