Home / 88,236.55-121,760.04-49,996.86

Finding the Fourth Proportional to 88,236.55, 121,760.04 and 49,996.86

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Solution

The fourth proportional to 88,236.55, 121,760.04 and 49,996.86 is: 68,992.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,236.55 : 121,760.04 = 49,996.86 : x
  2. Step 2: Convert to fraction form
    88,236.55/121,760.04 = 49,996.86/x
  3. Step 3: Cross multiply
    88,236.55x = 121,760.04 × 49,996.86
  4. Step 4: Simplify right side
    88,236.55x = 6,087,619,404.36
  5. Step 5: Solve for x
    x = 6,087,619,404.36/88,236.55
  6. Step 6: Final answer
    x = 68,992.04

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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.