Home / 126,233.34-189,294.57-47,292.20

Finding the Fourth Proportional to 126,233.34, 189,294.57 and 47,292.20

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Solution

The fourth proportional to 126,233.34, 189,294.57 and 47,292.20 is: 70,917.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,233.34 : 189,294.57 = 47,292.20 : x
  2. Step 2: Convert to fraction form
    126,233.34/189,294.57 = 47,292.20/x
  3. Step 3: Cross multiply
    126,233.34x = 189,294.57 × 47,292.20
  4. Step 4: Simplify right side
    126,233.34x = 8,952,157,491.52
  5. Step 5: Solve for x
    x = 8,952,157,491.52/126,233.34
  6. Step 6: Final answer
    x = 70,917.54

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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.