Home / 79,857.24-119,781.74-23,697.83

Finding the Fourth Proportional to 79,857.24, 119,781.74 and 23,697.83

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Solution

The fourth proportional to 79,857.24, 119,781.74 and 23,697.83 is: 35,545.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,857.24 : 119,781.74 = 23,697.83 : x
  2. Step 2: Convert to fraction form
    79,857.24/119,781.74 = 23,697.83/x
  3. Step 3: Cross multiply
    79,857.24x = 119,781.74 × 23,697.83
  4. Step 4: Simplify right side
    79,857.24x = 2,838,567,311.62
  5. Step 5: Solve for x
    x = 2,838,567,311.62/79,857.24
  6. Step 6: Final answer
    x = 35,545.52

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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.