Home / 217,342.28-299,974.26-141,759.56

Finding the Fourth Proportional to 217,342.28, 299,974.26 and 141,759.56

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Solution

The fourth proportional to 217,342.28, 299,974.26 and 141,759.56 is: 195,655.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,342.28 : 299,974.26 = 141,759.56 : x
  2. Step 2: Convert to fraction form
    217,342.28/299,974.26 = 141,759.56/x
  3. Step 3: Cross multiply
    217,342.28x = 299,974.26 × 141,759.56
  4. Step 4: Simplify right side
    217,342.28x = 42,524,219,108.93
  5. Step 5: Solve for x
    x = 42,524,219,108.93/217,342.28
  6. Step 6: Final answer
    x = 195,655.53

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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.