Home / 84,034.63-126,049.39-34,113.52

Finding the Fourth Proportional to 84,034.63, 126,049.39 and 34,113.52

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Solution

The fourth proportional to 84,034.63, 126,049.39 and 34,113.52 is: 51,169.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,034.63 : 126,049.39 = 34,113.52 : x
  2. Step 2: Convert to fraction form
    84,034.63/126,049.39 = 34,113.52/x
  3. Step 3: Cross multiply
    84,034.63x = 126,049.39 × 34,113.52
  4. Step 4: Simplify right side
    84,034.63x = 4,299,988,386.75
  5. Step 5: Solve for x
    x = 4,299,988,386.75/84,034.63
  6. Step 6: Final answer
    x = 51,169.24

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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.