Home / 84,309.18-126,472.24-24,339.16

Finding the Fourth Proportional to 84,309.18, 126,472.24 and 24,339.16

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Solution

The fourth proportional to 84,309.18, 126,472.24 and 24,339.16 is: 36,511.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,309.18 : 126,472.24 = 24,339.16 : x
  2. Step 2: Convert to fraction form
    84,309.18/126,472.24 = 24,339.16/x
  3. Step 3: Cross multiply
    84,309.18x = 126,472.24 × 24,339.16
  4. Step 4: Simplify right side
    84,309.18x = 3,078,228,084.92
  5. Step 5: Solve for x
    x = 3,078,228,084.92/84,309.18
  6. Step 6: Final answer
    x = 36,511.19

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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.