Home / 126,016.62-173,901.51-72,302.82

Finding the Fourth Proportional to 126,016.62, 173,901.51 and 72,302.82

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Solution

The fourth proportional to 126,016.62, 173,901.51 and 72,302.82 is: 99,777.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,016.62 : 173,901.51 = 72,302.82 : x
  2. Step 2: Convert to fraction form
    126,016.62/173,901.51 = 72,302.82/x
  3. Step 3: Cross multiply
    126,016.62x = 173,901.51 × 72,302.82
  4. Step 4: Simplify right side
    126,016.62x = 12,573,569,575.26
  5. Step 5: Solve for x
    x = 12,573,569,575.26/126,016.62
  6. Step 6: Final answer
    x = 99,777.07

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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.