Home / 138,464.10-207,793.35-59,634.90

Finding the Fourth Proportional to 138,464.10, 207,793.35 and 59,634.90

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Solution

The fourth proportional to 138,464.10, 207,793.35 and 59,634.90 is: 89,494.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,464.10 : 207,793.35 = 59,634.90 : x
  2. Step 2: Convert to fraction form
    138,464.10/207,793.35 = 59,634.90/x
  3. Step 3: Cross multiply
    138,464.10x = 207,793.35 × 59,634.90
  4. Step 4: Simplify right side
    138,464.10x = 12,391,735,647.92
  5. Step 5: Solve for x
    x = 12,391,735,647.92/138,464.10
  6. Step 6: Final answer
    x = 89,494.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.