Home / 204,470.61-306,682.45-54,722.58

Finding the Fourth Proportional to 204,470.61, 306,682.45 and 54,722.58

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Solution

The fourth proportional to 204,470.61, 306,682.45 and 54,722.58 is: 82,077.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,470.61 : 306,682.45 = 54,722.58 : x
  2. Step 2: Convert to fraction form
    204,470.61/306,682.45 = 54,722.58/x
  3. Step 3: Cross multiply
    204,470.61x = 306,682.45 × 54,722.58
  4. Step 4: Simplify right side
    204,470.61x = 16,782,454,904.72
  5. Step 5: Solve for x
    x = 16,782,454,904.72/204,470.61
  6. Step 6: Final answer
    x = 82,077.59

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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.