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Finding the Fourth Proportional to 141,045.88, 211,569.54 and 47,552.44

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Solution

The fourth proportional to 141,045.88, 211,569.54 and 47,552.44 is: 71,328.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,045.88 : 211,569.54 = 47,552.44 : x
  2. Step 2: Convert to fraction form
    141,045.88/211,569.54 = 47,552.44/x
  3. Step 3: Cross multiply
    141,045.88x = 211,569.54 × 47,552.44
  4. Step 4: Simplify right side
    141,045.88x = 10,060,647,856.68
  5. Step 5: Solve for x
    x = 10,060,647,856.68/141,045.88
  6. Step 6: Final answer
    x = 71,328.90

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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.