Home / 269,047.55-371,288.13-148,189.28

Finding the Fourth Proportional to 269,047.55, 371,288.13 and 148,189.28

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Solution

The fourth proportional to 269,047.55, 371,288.13 and 148,189.28 is: 204,502.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,047.55 : 371,288.13 = 148,189.28 : x
  2. Step 2: Convert to fraction form
    269,047.55/371,288.13 = 148,189.28/x
  3. Step 3: Cross multiply
    269,047.55x = 371,288.13 × 148,189.28
  4. Step 4: Simplify right side
    269,047.55x = 55,020,920,657.25
  5. Step 5: Solve for x
    x = 55,020,920,657.25/269,047.55
  6. Step 6: Final answer
    x = 204,502.59

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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.