Home / 269,252.72-371,265.24-172,329.68

Finding the Fourth Proportional to 269,252.72, 371,265.24 and 172,329.68

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Solution

The fourth proportional to 269,252.72, 371,265.24 and 172,329.68 is: 237,620.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,252.72 : 371,265.24 = 172,329.68 : x
  2. Step 2: Convert to fraction form
    269,252.72/371,265.24 = 172,329.68/x
  3. Step 3: Cross multiply
    269,252.72x = 371,265.24 × 172,329.68
  4. Step 4: Simplify right side
    269,252.72x = 63,980,020,004.32
  5. Step 5: Solve for x
    x = 63,980,020,004.32/269,252.72
  6. Step 6: Final answer
    x = 237,620.70

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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.