Home / 126,703.32-189,903.30-59,144.46

Finding the Fourth Proportional to 126,703.32, 189,903.30 and 59,144.46

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Solution

The fourth proportional to 126,703.32, 189,903.30 and 59,144.46 is: 88,645.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,703.32 : 189,903.30 = 59,144.46 : x
  2. Step 2: Convert to fraction form
    126,703.32/189,903.30 = 59,144.46/x
  3. Step 3: Cross multiply
    126,703.32x = 189,903.30 × 59,144.46
  4. Step 4: Simplify right side
    126,703.32x = 11,231,726,885.48
  5. Step 5: Solve for x
    x = 11,231,726,885.48/126,703.32
  6. Step 6: Final answer
    x = 88,645.88

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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.