Home / 269,050.05-371,291.58-148,191.78

Finding the Fourth Proportional to 269,050.05, 371,291.58 and 148,191.78

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Solution

The fourth proportional to 269,050.05, 371,291.58 and 148,191.78 is: 204,506.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,050.05 : 371,291.58 = 148,191.78 : x
  2. Step 2: Convert to fraction form
    269,050.05/371,291.58 = 148,191.78/x
  3. Step 3: Cross multiply
    269,050.05x = 371,291.58 × 148,191.78
  4. Step 4: Simplify right side
    269,050.05x = 55,022,360,139.21
  5. Step 5: Solve for x
    x = 55,022,360,139.21/269,050.05
  6. Step 6: Final answer
    x = 204,506.04

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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.