Home / 269,209.55-371,508.41-148,350.80

Finding the Fourth Proportional to 269,209.55, 371,508.41 and 148,350.80

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Solution

The fourth proportional to 269,209.55, 371,508.41 and 148,350.80 is: 204,723.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,209.55 : 371,508.41 = 148,350.80 : x
  2. Step 2: Convert to fraction form
    269,209.55/371,508.41 = 148,350.80/x
  3. Step 3: Cross multiply
    269,209.55x = 371,508.41 × 148,350.80
  4. Step 4: Simplify right side
    269,209.55x = 55,113,569,830.23
  5. Step 5: Solve for x
    x = 55,113,569,830.23/269,209.55
  6. Step 6: Final answer
    x = 204,723.68

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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.