Home / 254,284.72-350,912.40-141,107.20

Finding the Fourth Proportional to 254,284.72, 350,912.40 and 141,107.20

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Solution

The fourth proportional to 254,284.72, 350,912.40 and 141,107.20 is: 194,727.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,284.72 : 350,912.40 = 141,107.20 : x
  2. Step 2: Convert to fraction form
    254,284.72/350,912.40 = 141,107.20/x
  3. Step 3: Cross multiply
    254,284.72x = 350,912.40 × 141,107.20
  4. Step 4: Simplify right side
    254,284.72x = 49,516,266,209.28
  5. Step 5: Solve for x
    x = 49,516,266,209.28/254,284.72
  6. Step 6: Final answer
    x = 194,727.65

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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.