Home / 126,037.10-173,929.14-68,677.11

Finding the Fourth Proportional to 126,037.10, 173,929.14 and 68,677.11

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Solution

The fourth proportional to 126,037.10, 173,929.14 and 68,677.11 is: 94,773.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,037.10 : 173,929.14 = 68,677.11 : x
  2. Step 2: Convert to fraction form
    126,037.10/173,929.14 = 68,677.11/x
  3. Step 3: Cross multiply
    126,037.10x = 173,929.14 × 68,677.11
  4. Step 4: Simplify right side
    126,037.10x = 11,944,950,679.99
  5. Step 5: Solve for x
    x = 11,944,950,679.99/126,037.10
  6. Step 6: Final answer
    x = 94,773.29

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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.