Home / 88,760.12-122,459.46-58,560.44

Finding the Fourth Proportional to 88,760.12, 122,459.46 and 58,560.44

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Solution

The fourth proportional to 88,760.12, 122,459.46 and 58,560.44 is: 80,793.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,760.12 : 122,459.46 = 58,560.44 : x
  2. Step 2: Convert to fraction form
    88,760.12/122,459.46 = 58,560.44/x
  3. Step 3: Cross multiply
    88,760.12x = 122,459.46 × 58,560.44
  4. Step 4: Simplify right side
    88,760.12x = 7,171,279,859.76
  5. Step 5: Solve for x
    x = 7,171,279,859.76/88,760.12
  6. Step 6: Final answer
    x = 80,793.94

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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.