Home / 97,442.20-134,470.24-55,003.47

Finding the Fourth Proportional to 97,442.20, 134,470.24 and 55,003.47

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Solution

The fourth proportional to 97,442.20, 134,470.24 and 55,003.47 is: 75,904.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,442.20 : 134,470.24 = 55,003.47 : x
  2. Step 2: Convert to fraction form
    97,442.20/134,470.24 = 55,003.47/x
  3. Step 3: Cross multiply
    97,442.20x = 134,470.24 × 55,003.47
  4. Step 4: Simplify right side
    97,442.20x = 7,396,329,811.73
  5. Step 5: Solve for x
    x = 7,396,329,811.73/97,442.20
  6. Step 6: Final answer
    x = 75,904.79

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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.