Home / 126,127.68-189,213.84-41,892.96

Finding the Fourth Proportional to 126,127.68, 189,213.84 and 41,892.96

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Solution

The fourth proportional to 126,127.68, 189,213.84 and 41,892.96 is: 62,846.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,127.68 : 189,213.84 = 41,892.96 : x
  2. Step 2: Convert to fraction form
    126,127.68/189,213.84 = 41,892.96/x
  3. Step 3: Cross multiply
    126,127.68x = 189,213.84 × 41,892.96
  4. Step 4: Simplify right side
    126,127.68x = 7,926,727,830.57
  5. Step 5: Solve for x
    x = 7,926,727,830.57/126,127.68
  6. Step 6: Final answer
    x = 62,846.85

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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.