Home / 71,619.64-107,283.20-34,066.13

Finding the Fourth Proportional to 71,619.64, 107,283.20 and 34,066.13

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Solution

The fourth proportional to 71,619.64, 107,283.20 and 34,066.13 is: 51,029.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,619.64 : 107,283.20 = 34,066.13 : x
  2. Step 2: Convert to fraction form
    71,619.64/107,283.20 = 34,066.13/x
  3. Step 3: Cross multiply
    71,619.64x = 107,283.20 × 34,066.13
  4. Step 4: Simplify right side
    71,619.64x = 3,654,722,731.27
  5. Step 5: Solve for x
    x = 3,654,722,731.27/71,619.64
  6. Step 6: Final answer
    x = 51,029.62

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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.