Home / 88,279.50-121,843.38-52,462.62

Finding the Fourth Proportional to 88,279.50, 121,843.38 and 52,462.62

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Solution

The fourth proportional to 88,279.50, 121,843.38 and 52,462.62 is: 72,408.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,279.50 : 121,843.38 = 52,462.62 : x
  2. Step 2: Convert to fraction form
    88,279.50/121,843.38 = 52,462.62/x
  3. Step 3: Cross multiply
    88,279.50x = 121,843.38 × 52,462.62
  4. Step 4: Simplify right side
    88,279.50x = 6,392,222,944.46
  5. Step 5: Solve for x
    x = 6,392,222,944.46/88,279.50
  6. Step 6: Final answer
    x = 72,408.92

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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.