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Finding the Fourth Proportional to 71,373.65, 98,493 and 41,160.24

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Solution

The fourth proportional to 71,373.65, 98,493 and 41,160.24 is: 56,799.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,373.65 : 98,493 = 41,160.24 : x
  2. Step 2: Convert to fraction form
    71,373.65/98,493 = 41,160.24/x
  3. Step 3: Cross multiply
    71,373.65x = 98,493 × 41,160.24
  4. Step 4: Simplify right side
    71,373.65x = 4,053,995,518.32
  5. Step 5: Solve for x
    x = 4,053,995,518.32/71,373.65
  6. Step 6: Final answer
    x = 56,799.61

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1.5x scale

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.