Home / 82,738.08-124,034.40-32,853.36

Finding the Fourth Proportional to 82,738.08, 124,034.40 and 32,853.36

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Solution

The fourth proportional to 82,738.08, 124,034.40 and 32,853.36 is: 49,251.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,738.08 : 124,034.40 = 32,853.36 : x
  2. Step 2: Convert to fraction form
    82,738.08/124,034.40 = 32,853.36/x
  3. Step 3: Cross multiply
    82,738.08x = 124,034.40 × 32,853.36
  4. Step 4: Simplify right side
    82,738.08x = 4,074,946,795.58
  5. Step 5: Solve for x
    x = 4,074,946,795.58/82,738.08
  6. Step 6: Final answer
    x = 49,251.16

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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.