Home / 71,393.46-98,519.40-39,562.08

Finding the Fourth Proportional to 71,393.46, 98,519.40 and 39,562.08

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Solution

The fourth proportional to 71,393.46, 98,519.40 and 39,562.08 is: 54,593.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,393.46 : 98,519.40 = 39,562.08 : x
  2. Step 2: Convert to fraction form
    71,393.46/98,519.40 = 39,562.08/x
  3. Step 3: Cross multiply
    71,393.46x = 98,519.40 × 39,562.08
  4. Step 4: Simplify right side
    71,393.46x = 3,897,632,384.35
  5. Step 5: Solve for x
    x = 3,897,632,384.35/71,393.46
  6. Step 6: Final answer
    x = 54,593.69

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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.