Home / 126,327.68-189,510.24-42,060.32

Finding the Fourth Proportional to 126,327.68, 189,510.24 and 42,060.32

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Solution

The fourth proportional to 126,327.68, 189,510.24 and 42,060.32 is: 63,096.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,327.68 : 189,510.24 = 42,060.32 : x
  2. Step 2: Convert to fraction form
    126,327.68/189,510.24 = 42,060.32/x
  3. Step 3: Cross multiply
    126,327.68x = 189,510.24 × 42,060.32
  4. Step 4: Simplify right side
    126,327.68x = 7,970,861,337.68
  5. Step 5: Solve for x
    x = 7,970,861,337.68/126,327.68
  6. Step 6: Final answer
    x = 63,096.71

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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.