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Finding the Fourth Proportional to 80,350.68, 120,541.26 and 32,322.98

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Solution

The fourth proportional to 80,350.68, 120,541.26 and 32,322.98 is: 48,490.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,350.68 : 120,541.26 = 32,322.98 : x
  2. Step 2: Convert to fraction form
    80,350.68/120,541.26 = 32,322.98/x
  3. Step 3: Cross multiply
    80,350.68x = 120,541.26 × 32,322.98
  4. Step 4: Simplify right side
    80,350.68x = 3,896,253,158.72
  5. Step 5: Solve for x
    x = 3,896,253,158.72/80,350.68
  6. Step 6: Final answer
    x = 48,490.60

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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.