Home / 126,168.54-189,253.52-37,422.71

Finding the Fourth Proportional to 126,168.54, 189,253.52 and 37,422.71

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Solution

The fourth proportional to 126,168.54, 189,253.52 and 37,422.71 is: 56,134.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,168.54 : 189,253.52 = 37,422.71 : x
  2. Step 2: Convert to fraction form
    126,168.54/189,253.52 = 37,422.71/x
  3. Step 3: Cross multiply
    126,168.54x = 189,253.52 × 37,422.71
  4. Step 4: Simplify right side
    126,168.54x = 7,082,379,595.44
  5. Step 5: Solve for x
    x = 7,082,379,595.44/126,168.54
  6. Step 6: Final answer
    x = 56,134.28

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1.5x scale

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.