Home / 84,372.48-126,557.00-34,440.88

Finding the Fourth Proportional to 84,372.48, 126,557.00 and 34,440.88

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Solution

The fourth proportional to 84,372.48, 126,557.00 and 34,440.88 is: 51,660.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,372.48 : 126,557.00 = 34,440.88 : x
  2. Step 2: Convert to fraction form
    84,372.48/126,557.00 = 34,440.88/x
  3. Step 3: Cross multiply
    84,372.48x = 126,557.00 × 34,440.88
  4. Step 4: Simplify right side
    84,372.48x = 4,358,734,219.87
  5. Step 5: Solve for x
    x = 4,358,734,219.87/84,372.48
  6. Step 6: Final answer
    x = 51,660.62

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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.