Home / 126,462.88-174,600.13-81,160.39

Finding the Fourth Proportional to 126,462.88, 174,600.13 and 81,160.39

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Solution

The fourth proportional to 126,462.88, 174,600.13 and 81,160.39 is: 112,053.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,462.88 : 174,600.13 = 81,160.39 : x
  2. Step 2: Convert to fraction form
    126,462.88/174,600.13 = 81,160.39/x
  3. Step 3: Cross multiply
    126,462.88x = 174,600.13 × 81,160.39
  4. Step 4: Simplify right side
    126,462.88x = 14,170,614,644.85
  5. Step 5: Solve for x
    x = 14,170,614,644.85/126,462.88
  6. Step 6: Final answer
    x = 112,053.55

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1.5x scale

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.