Home / 126,625.68-189,884.52-37,877.76

Finding the Fourth Proportional to 126,625.68, 189,884.52 and 37,877.76

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Solution

The fourth proportional to 126,625.68, 189,884.52 and 37,877.76 is: 56,800.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,625.68 : 189,884.52 = 37,877.76 : x
  2. Step 2: Convert to fraction form
    126,625.68/189,884.52 = 37,877.76/x
  3. Step 3: Cross multiply
    126,625.68x = 189,884.52 × 37,877.76
  4. Step 4: Simplify right side
    126,625.68x = 7,192,400,276.28
  5. Step 5: Solve for x
    x = 7,192,400,276.28/126,625.68
  6. Step 6: Final answer
    x = 56,800.49

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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.