Home / 283,834.32-425,849.40-126,173.04

Finding the Fourth Proportional to 283,834.32, 425,849.40 and 126,173.04

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Solution

The fourth proportional to 283,834.32, 425,849.40 and 126,173.04 is: 189,303.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,834.32 : 425,849.40 = 126,173.04 : x
  2. Step 2: Convert to fraction form
    283,834.32/425,849.40 = 126,173.04/x
  3. Step 3: Cross multiply
    283,834.32x = 425,849.40 × 126,173.04
  4. Step 4: Simplify right side
    283,834.32x = 53,730,713,380.18
  5. Step 5: Solve for x
    x = 53,730,713,380.18/283,834.32
  6. Step 6: Final answer
    x = 189,303.09

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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.