Home / 141,337.20-211,874-47,777.52

Finding the Fourth Proportional to 141,337.20, 211,874 and 47,777.52

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Solution

The fourth proportional to 141,337.20, 211,874 and 47,777.52 is: 71,621.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,337.20 : 211,874 = 47,777.52 : x
  2. Step 2: Convert to fraction form
    141,337.20/211,874 = 47,777.52/x
  3. Step 3: Cross multiply
    141,337.20x = 211,874 × 47,777.52
  4. Step 4: Simplify right side
    141,337.20x = 10,122,814,272.48
  5. Step 5: Solve for x
    x = 10,122,814,272.48/141,337.20
  6. Step 6: Final answer
    x = 71,621.73

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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.