Home / 71,534.44-98,719.97-39,271.64

Finding the Fourth Proportional to 71,534.44, 98,719.97 and 39,271.64

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Solution

The fourth proportional to 71,534.44, 98,719.97 and 39,271.64 is: 54,196.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,534.44 : 98,719.97 = 39,271.64 : x
  2. Step 2: Convert to fraction form
    71,534.44/98,719.97 = 39,271.64/x
  3. Step 3: Cross multiply
    71,534.44x = 98,719.97 × 39,271.64
  4. Step 4: Simplify right side
    71,534.44x = 3,876,894,432.69
  5. Step 5: Solve for x
    x = 3,876,894,432.69/71,534.44
  6. Step 6: Final answer
    x = 54,196.19

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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.