Home / 131,724.27-197,605.62-42,955.95

Finding the Fourth Proportional to 131,724.27, 197,605.62 and 42,955.95

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Solution

The fourth proportional to 131,724.27, 197,605.62 and 42,955.95 is: 64,440.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,724.27 : 197,605.62 = 42,955.95 : x
  2. Step 2: Convert to fraction form
    131,724.27/197,605.62 = 42,955.95/x
  3. Step 3: Cross multiply
    131,724.27x = 197,605.62 × 42,955.95
  4. Step 4: Simplify right side
    131,724.27x = 8,488,337,132.44
  5. Step 5: Solve for x
    x = 8,488,337,132.44/131,724.27
  6. Step 6: Final answer
    x = 64,440.19

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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.