Home / 269,069.85-371,154.47-172,294.65

Finding the Fourth Proportional to 269,069.85, 371,154.47 and 172,294.65

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Solution

The fourth proportional to 269,069.85, 371,154.47 and 172,294.65 is: 237,662.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,069.85 : 371,154.47 = 172,294.65 : x
  2. Step 2: Convert to fraction form
    269,069.85/371,154.47 = 172,294.65/x
  3. Step 3: Cross multiply
    269,069.85x = 371,154.47 × 172,294.65
  4. Step 4: Simplify right side
    269,069.85x = 63,947,928,643.11
  5. Step 5: Solve for x
    x = 63,947,928,643.11/269,069.85
  6. Step 6: Final answer
    x = 237,662.93

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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.