Home / 71,548.11-107,322.17-27,164.36

Finding the Fourth Proportional to 71,548.11, 107,322.17 and 27,164.36

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Solution

The fourth proportional to 71,548.11, 107,322.17 and 27,164.36 is: 40,746.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,548.11 : 107,322.17 = 27,164.36 : x
  2. Step 2: Convert to fraction form
    71,548.11/107,322.17 = 27,164.36/x
  3. Step 3: Cross multiply
    71,548.11x = 107,322.17 × 27,164.36
  4. Step 4: Simplify right side
    71,548.11x = 2,915,338,194.34
  5. Step 5: Solve for x
    x = 2,915,338,194.34/71,548.11
  6. Step 6: Final answer
    x = 40,746.54

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Similar ratio
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1.5x scale

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.