Home / 113,348.12-169,825.14-79,542.44

Finding the Fourth Proportional to 113,348.12, 169,825.14 and 79,542.44

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Solution

The fourth proportional to 113,348.12, 169,825.14 and 79,542.44 is: 119,175.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,348.12 : 169,825.14 = 79,542.44 : x
  2. Step 2: Convert to fraction form
    113,348.12/169,825.14 = 79,542.44/x
  3. Step 3: Cross multiply
    113,348.12x = 169,825.14 × 79,542.44
  4. Step 4: Simplify right side
    113,348.12x = 13,508,306,008.94
  5. Step 5: Solve for x
    x = 13,508,306,008.94/113,348.12
  6. Step 6: Final answer
    x = 119,175.39

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1.5x scale

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.