Home / 80,827.31-111,537.28-44,521.64

Finding the Fourth Proportional to 80,827.31, 111,537.28 and 44,521.64

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Solution

The fourth proportional to 80,827.31, 111,537.28 and 44,521.64 is: 61,437.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,827.31 : 111,537.28 = 44,521.64 : x
  2. Step 2: Convert to fraction form
    80,827.31/111,537.28 = 44,521.64/x
  3. Step 3: Cross multiply
    80,827.31x = 111,537.28 × 44,521.64
  4. Step 4: Simplify right side
    80,827.31x = 4,965,822,794.28
  5. Step 5: Solve for x
    x = 4,965,822,794.28/80,827.31
  6. Step 6: Final answer
    x = 61,437.44

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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.