Home / 204,418.76-306,641.12-64,182.92

Finding the Fourth Proportional to 204,418.76, 306,641.12 and 64,182.92

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Solution

The fourth proportional to 204,418.76, 306,641.12 and 64,182.92 is: 96,278.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,418.76 : 306,641.12 = 64,182.92 : x
  2. Step 2: Convert to fraction form
    204,418.76/306,641.12 = 64,182.92/x
  3. Step 3: Cross multiply
    204,418.76x = 306,641.12 × 64,182.92
  4. Step 4: Simplify right side
    204,418.76x = 19,681,120,619.55
  5. Step 5: Solve for x
    x = 19,681,120,619.55/204,418.76
  6. Step 6: Final answer
    x = 96,278.45

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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.