Home / 84,206.16-126,353.52-34,323.12

Finding the Fourth Proportional to 84,206.16, 126,353.52 and 34,323.12

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Solution

The fourth proportional to 84,206.16, 126,353.52 and 34,323.12 is: 51,502.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,206.16 : 126,353.52 = 34,323.12 : x
  2. Step 2: Convert to fraction form
    84,206.16/126,353.52 = 34,323.12/x
  3. Step 3: Cross multiply
    84,206.16x = 126,353.52 × 34,323.12
  4. Step 4: Simplify right side
    84,206.16x = 4,336,847,029.38
  5. Step 5: Solve for x
    x = 4,336,847,029.38/84,206.16
  6. Step 6: Final answer
    x = 51,502.73

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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.