Home / 179,711.10-269,520.51-53,321.44

Finding the Fourth Proportional to 179,711.10, 269,520.51 and 53,321.44

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Solution

The fourth proportional to 179,711.10, 269,520.51 and 53,321.44 is: 79,968.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,711.10 : 269,520.51 = 53,321.44 : x
  2. Step 2: Convert to fraction form
    179,711.10/269,520.51 = 53,321.44/x
  3. Step 3: Cross multiply
    179,711.10x = 269,520.51 × 53,321.44
  4. Step 4: Simplify right side
    179,711.10x = 14,371,221,702.73
  5. Step 5: Solve for x
    x = 14,371,221,702.73/179,711.10
  6. Step 6: Final answer
    x = 79,968.47

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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.