Home / 137,355.20-206,040.59-42,598.85

Finding the Fourth Proportional to 137,355.20, 206,040.59 and 42,598.85

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Solution

The fourth proportional to 137,355.20, 206,040.59 and 42,598.85 is: 63,900.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,355.20 : 206,040.59 = 42,598.85 : x
  2. Step 2: Convert to fraction form
    137,355.20/206,040.59 = 42,598.85/x
  3. Step 3: Cross multiply
    137,355.20x = 206,040.59 × 42,598.85
  4. Step 4: Simplify right side
    137,355.20x = 8,777,092,808.92
  5. Step 5: Solve for x
    x = 8,777,092,808.92/137,355.20
  6. Step 6: Final answer
    x = 63,900.69

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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.