Home / 71,158.06-98,197.23-38,892.52

Finding the Fourth Proportional to 71,158.06, 98,197.23 and 38,892.52

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Solution

The fourth proportional to 71,158.06, 98,197.23 and 38,892.52 is: 53,671.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,158.06 : 98,197.23 = 38,892.52 : x
  2. Step 2: Convert to fraction form
    71,158.06/98,197.23 = 38,892.52/x
  3. Step 3: Cross multiply
    71,158.06x = 98,197.23 × 38,892.52
  4. Step 4: Simplify right side
    71,158.06x = 3,819,137,731.72
  5. Step 5: Solve for x
    x = 3,819,137,731.72/71,158.06
  6. Step 6: Final answer
    x = 53,671.19

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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.