Home / 70,321.22-97,044.19-38,489.43

Finding the Fourth Proportional to 70,321.22, 97,044.19 and 38,489.43

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Solution

The fourth proportional to 70,321.22, 97,044.19 and 38,489.43 is: 53,115.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,321.22 : 97,044.19 = 38,489.43 : x
  2. Step 2: Convert to fraction form
    70,321.22/97,044.19 = 38,489.43/x
  3. Step 3: Cross multiply
    70,321.22x = 97,044.19 × 38,489.43
  4. Step 4: Simplify right side
    70,321.22x = 3,735,176,042.11
  5. Step 5: Solve for x
    x = 3,735,176,042.11/70,321.22
  6. Step 6: Final answer
    x = 53,115.92

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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.