Home / 48,909.40-73,364.10-48,617.80

Finding the Fourth Proportional to 48,909.40, 73,364.10 and 48,617.80

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Solution

The fourth proportional to 48,909.40, 73,364.10 and 48,617.80 is: 72,926.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,909.40 : 73,364.10 = 48,617.80 : x
  2. Step 2: Convert to fraction form
    48,909.40/73,364.10 = 48,617.80/x
  3. Step 3: Cross multiply
    48,909.40x = 73,364.10 × 48,617.80
  4. Step 4: Simplify right side
    48,909.40x = 3,566,801,140.98
  5. Step 5: Solve for x
    x = 3,566,801,140.98/48,909.40
  6. Step 6: Final answer
    x = 72,926.70

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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.