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Finding the Fourth Proportional to 104,446, 144,135.66 and 59,734

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Solution

The fourth proportional to 104,446, 144,135.66 and 59,734 is: 82,433.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,446 : 144,135.66 = 59,734 : x
  2. Step 2: Convert to fraction form
    104,446/144,135.66 = 59,734/x
  3. Step 3: Cross multiply
    104,446x = 144,135.66 × 59,734
  4. Step 4: Simplify right side
    104,446x = 8,609,799,514.44
  5. Step 5: Solve for x
    x = 8,609,799,514.44/104,446
  6. Step 6: Final answer
    x = 82,433.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.