Home / 84,269.28-126,372.90-34,322.25

Finding the Fourth Proportional to 84,269.28, 126,372.90 and 34,322.25

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Solution

The fourth proportional to 84,269.28, 126,372.90 and 34,322.25 is: 51,470.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,269.28 : 126,372.90 = 34,322.25 : x
  2. Step 2: Convert to fraction form
    84,269.28/126,372.90 = 34,322.25/x
  3. Step 3: Cross multiply
    84,269.28x = 126,372.90 × 34,322.25
  4. Step 4: Simplify right side
    84,269.28x = 4,337,402,267.03
  5. Step 5: Solve for x
    x = 4,337,402,267.03/84,269.28
  6. Step 6: Final answer
    x = 51,470.74

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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.