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Finding the Fourth Proportional to 45,176.99, 67,807.39 and 32,539.77

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Solution

The fourth proportional to 45,176.99, 67,807.39 and 32,539.77 is: 48,839.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,176.99 : 67,807.39 = 32,539.77 : x
  2. Step 2: Convert to fraction form
    45,176.99/67,807.39 = 32,539.77/x
  3. Step 3: Cross multiply
    45,176.99x = 67,807.39 × 32,539.77
  4. Step 4: Simplify right side
    45,176.99x = 2,206,436,793.55
  5. Step 5: Solve for x
    x = 2,206,436,793.55/45,176.99
  6. Step 6: Final answer
    x = 48,839.84

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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.