Home / 84,248.81-126,370.77-34,316.55

Finding the Fourth Proportional to 84,248.81, 126,370.77 and 34,316.55

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Solution

The fourth proportional to 84,248.81, 126,370.77 and 34,316.55 is: 51,473.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,248.81 : 126,370.77 = 34,316.55 : x
  2. Step 2: Convert to fraction form
    84,248.81/126,370.77 = 34,316.55/x
  3. Step 3: Cross multiply
    84,248.81x = 126,370.77 × 34,316.55
  4. Step 4: Simplify right side
    84,248.81x = 4,336,608,847.24
  5. Step 5: Solve for x
    x = 4,336,608,847.24/84,248.81
  6. Step 6: Final answer
    x = 51,473.83

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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.