Home / 141,151.88-211,728.78-47,658.44

Finding the Fourth Proportional to 141,151.88, 211,728.78 and 47,658.44

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Solution

The fourth proportional to 141,151.88, 211,728.78 and 47,658.44 is: 71,487.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,151.88 : 211,728.78 = 47,658.44 : x
  2. Step 2: Convert to fraction form
    141,151.88/211,728.78 = 47,658.44/x
  3. Step 3: Cross multiply
    141,151.88x = 211,728.78 × 47,658.44
  4. Step 4: Simplify right side
    141,151.88x = 10,090,663,357.90
  5. Step 5: Solve for x
    x = 10,090,663,357.90/141,151.88
  6. Step 6: Final answer
    x = 71,487.98

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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.