Home / 80,328.64-110,853.52-44,520.95

Finding the Fourth Proportional to 80,328.64, 110,853.52 and 44,520.95

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Solution

The fourth proportional to 80,328.64, 110,853.52 and 44,520.95 is: 61,438.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,328.64 : 110,853.52 = 44,520.95 : x
  2. Step 2: Convert to fraction form
    80,328.64/110,853.52 = 44,520.95/x
  3. Step 3: Cross multiply
    80,328.64x = 110,853.52 × 44,520.95
  4. Step 4: Simplify right side
    80,328.64x = 4,935,304,021.24
  5. Step 5: Solve for x
    x = 4,935,304,021.24/80,328.64
  6. Step 6: Final answer
    x = 61,438.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.