Home / 283,049.28-424,560.06-105,542.42

Finding the Fourth Proportional to 283,049.28, 424,560.06 and 105,542.42

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Solution

The fourth proportional to 283,049.28, 424,560.06 and 105,542.42 is: 158,308.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,049.28 : 424,560.06 = 105,542.42 : x
  2. Step 2: Convert to fraction form
    283,049.28/424,560.06 = 105,542.42/x
  3. Step 3: Cross multiply
    283,049.28x = 424,560.06 × 105,542.42
  4. Step 4: Simplify right side
    283,049.28x = 44,809,096,167.75
  5. Step 5: Solve for x
    x = 44,809,096,167.75/283,049.28
  6. Step 6: Final answer
    x = 158,308.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.