Home / 88,000.20-131,885.10-35,366.60

Finding the Fourth Proportional to 88,000.20, 131,885.10 and 35,366.60

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Solution

The fourth proportional to 88,000.20, 131,885.10 and 35,366.60 is: 53,003.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,000.20 : 131,885.10 = 35,366.60 : x
  2. Step 2: Convert to fraction form
    88,000.20/131,885.10 = 35,366.60/x
  3. Step 3: Cross multiply
    88,000.20x = 131,885.10 × 35,366.60
  4. Step 4: Simplify right side
    88,000.20x = 4,664,327,577.66
  5. Step 5: Solve for x
    x = 4,664,327,577.66/88,000.20
  6. Step 6: Final answer
    x = 53,003.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.