Home / 195,434.40-293,151.60-148,195.20

Finding the Fourth Proportional to 195,434.40, 293,151.60 and 148,195.20

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Solution

The fourth proportional to 195,434.40, 293,151.60 and 148,195.20 is: 222,292.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,434.40 : 293,151.60 = 148,195.20 : x
  2. Step 2: Convert to fraction form
    195,434.40/293,151.60 = 148,195.20/x
  3. Step 3: Cross multiply
    195,434.40x = 293,151.60 × 148,195.20
  4. Step 4: Simplify right side
    195,434.40x = 43,443,659,992.32
  5. Step 5: Solve for x
    x = 43,443,659,992.32/195,434.40
  6. Step 6: Final answer
    x = 222,292.80

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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.