Home / 131,240.46-196,891.98-42,494

Finding the Fourth Proportional to 131,240.46, 196,891.98 and 42,494

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Solution

The fourth proportional to 131,240.46, 196,891.98 and 42,494 is: 63,751.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,240.46 : 196,891.98 = 42,494 : x
  2. Step 2: Convert to fraction form
    131,240.46/196,891.98 = 42,494/x
  3. Step 3: Cross multiply
    131,240.46x = 196,891.98 × 42,494
  4. Step 4: Simplify right side
    131,240.46x = 8,366,727,798.12
  5. Step 5: Solve for x
    x = 8,366,727,798.12/131,240.46
  6. Step 6: Final answer
    x = 63,751.13

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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.