Home / 84,243.32-126,274.20-44,760.68

Finding the Fourth Proportional to 84,243.32, 126,274.20 and 44,760.68

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Solution

The fourth proportional to 84,243.32, 126,274.20 and 44,760.68 is: 67,092.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,243.32 : 126,274.20 = 44,760.68 : x
  2. Step 2: Convert to fraction form
    84,243.32/126,274.20 = 44,760.68/x
  3. Step 3: Cross multiply
    84,243.32x = 126,274.20 × 44,760.68
  4. Step 4: Simplify right side
    84,243.32x = 5,652,119,058.46
  5. Step 5: Solve for x
    x = 5,652,119,058.46/84,243.32
  6. Step 6: Final answer
    x = 67,092.79

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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.