Home / 84,246.81-126,367.77-34,314.55

Finding the Fourth Proportional to 84,246.81, 126,367.77 and 34,314.55

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Solution

The fourth proportional to 84,246.81, 126,367.77 and 34,314.55 is: 51,470.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,246.81 : 126,367.77 = 34,314.55 : x
  2. Step 2: Convert to fraction form
    84,246.81/126,367.77 = 34,314.55/x
  3. Step 3: Cross multiply
    84,246.81x = 126,367.77 × 34,314.55
  4. Step 4: Simplify right side
    84,246.81x = 4,336,253,162.05
  5. Step 5: Solve for x
    x = 4,336,253,162.05/84,246.81
  6. Step 6: Final answer
    x = 51,470.83

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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.