Home / 88,257.92-121,793.76-50,528.96

Finding the Fourth Proportional to 88,257.92, 121,793.76 and 50,528.96

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Solution

The fourth proportional to 88,257.92, 121,793.76 and 50,528.96 is: 69,728.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,257.92 : 121,793.76 = 50,528.96 : x
  2. Step 2: Convert to fraction form
    88,257.92/121,793.76 = 50,528.96/x
  3. Step 3: Cross multiply
    88,257.92x = 121,793.76 × 50,528.96
  4. Step 4: Simplify right side
    88,257.92x = 6,154,112,027.29
  5. Step 5: Solve for x
    x = 6,154,112,027.29/88,257.92
  6. Step 6: Final answer
    x = 69,728.72

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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.