Home / 254,614.28-351,221.54-158,954.90

Finding the Fourth Proportional to 254,614.28, 351,221.54 and 158,954.90

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Solution

The fourth proportional to 254,614.28, 351,221.54 and 158,954.90 is: 219,266.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,614.28 : 351,221.54 = 158,954.90 : x
  2. Step 2: Convert to fraction form
    254,614.28/351,221.54 = 158,954.90/x
  3. Step 3: Cross multiply
    254,614.28x = 351,221.54 × 158,954.90
  4. Step 4: Simplify right side
    254,614.28x = 55,828,382,217.66
  5. Step 5: Solve for x
    x = 55,828,382,217.66/254,614.28
  6. Step 6: Final answer
    x = 219,266.51

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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.