Home / 269,357.28-371,695.56-148,499.58

Finding the Fourth Proportional to 269,357.28, 371,695.56 and 148,499.58

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Solution

The fourth proportional to 269,357.28, 371,695.56 and 148,499.58 is: 204,919.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,357.28 : 371,695.56 = 148,499.58 : x
  2. Step 2: Convert to fraction form
    269,357.28/371,695.56 = 148,499.58/x
  3. Step 3: Cross multiply
    269,357.28x = 371,695.56 × 148,499.58
  4. Step 4: Simplify right side
    269,357.28x = 55,196,634,547.86
  5. Step 5: Solve for x
    x = 55,196,634,547.86/269,357.28
  6. Step 6: Final answer
    x = 204,919.78

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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.