Home / 136,308.29-204,494.76-42,814.04

Finding the Fourth Proportional to 136,308.29, 204,494.76 and 42,814.04

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Solution

The fourth proportional to 136,308.29, 204,494.76 and 42,814.04 is: 64,231.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,308.29 : 204,494.76 = 42,814.04 : x
  2. Step 2: Convert to fraction form
    136,308.29/204,494.76 = 42,814.04/x
  3. Step 3: Cross multiply
    136,308.29x = 204,494.76 × 42,814.04
  4. Step 4: Simplify right side
    136,308.29x = 8,755,245,811.96
  5. Step 5: Solve for x
    x = 8,755,245,811.96/136,308.29
  6. Step 6: Final answer
    x = 64,231.21

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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.