Home / 88,244.28-121,776.96-47,957.92

Finding the Fourth Proportional to 88,244.28, 121,776.96 and 47,957.92

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Solution

The fourth proportional to 88,244.28, 121,776.96 and 47,957.92 is: 66,181.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,244.28 : 121,776.96 = 47,957.92 : x
  2. Step 2: Convert to fraction form
    88,244.28/121,776.96 = 47,957.92/x
  3. Step 3: Cross multiply
    88,244.28x = 121,776.96 × 47,957.92
  4. Step 4: Simplify right side
    88,244.28x = 5,840,169,705.52
  5. Step 5: Solve for x
    x = 5,840,169,705.52/88,244.28
  6. Step 6: Final answer
    x = 66,181.85

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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.