Home / 270,350.42-373,079.68-149,489.05

Finding the Fourth Proportional to 270,350.42, 373,079.68 and 149,489.05

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Solution

The fourth proportional to 270,350.42, 373,079.68 and 149,489.05 is: 206,292.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,350.42 : 373,079.68 = 149,489.05 : x
  2. Step 2: Convert to fraction form
    270,350.42/373,079.68 = 149,489.05/x
  3. Step 3: Cross multiply
    270,350.42x = 373,079.68 × 149,489.05
  4. Step 4: Simplify right side
    270,350.42x = 55,771,326,937.50
  5. Step 5: Solve for x
    x = 55,771,326,937.50/270,350.42
  6. Step 6: Final answer
    x = 206,292.73

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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.