Home / 141,175.20-211,845.42-52,489.92

Finding the Fourth Proportional to 141,175.20, 211,845.42 and 52,489.92

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Solution

The fourth proportional to 141,175.20, 211,845.42 and 52,489.92 is: 78,765.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,175.20 : 211,845.42 = 52,489.92 : x
  2. Step 2: Convert to fraction form
    141,175.20/211,845.42 = 52,489.92/x
  3. Step 3: Cross multiply
    141,175.20x = 211,845.42 × 52,489.92
  4. Step 4: Simplify right side
    141,175.20x = 11,119,749,148.17
  5. Step 5: Solve for x
    x = 11,119,749,148.17/141,175.20
  6. Step 6: Final answer
    x = 78,765.60

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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.