Home / 80,249.45-120,373.89-24,089.32

Finding the Fourth Proportional to 80,249.45, 120,373.89 and 24,089.32

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Solution

The fourth proportional to 80,249.45, 120,373.89 and 24,089.32 is: 36,133.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,249.45 : 120,373.89 = 24,089.32 : x
  2. Step 2: Convert to fraction form
    80,249.45/120,373.89 = 24,089.32/x
  3. Step 3: Cross multiply
    80,249.45x = 120,373.89 × 24,089.32
  4. Step 4: Simplify right side
    80,249.45x = 2,899,725,155.85
  5. Step 5: Solve for x
    x = 2,899,725,155.85/80,249.45
  6. Step 6: Final answer
    x = 36,133.89

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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.