Home / 269,211.57-371,514.45-148,357.18

Finding the Fourth Proportional to 269,211.57, 371,514.45 and 148,357.18

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Solution

The fourth proportional to 269,211.57, 371,514.45 and 148,357.18 is: 204,734.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,211.57 : 371,514.45 = 148,357.18 : x
  2. Step 2: Convert to fraction form
    269,211.57/371,514.45 = 148,357.18/x
  3. Step 3: Cross multiply
    269,211.57x = 371,514.45 × 148,357.18
  4. Step 4: Simplify right side
    269,211.57x = 55,116,837,151.98
  5. Step 5: Solve for x
    x = 55,116,837,151.98/269,211.57
  6. Step 6: Final answer
    x = 204,734.28

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1.5x scale

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.