Home / 195,229.72-292,917.48-76,983.52

Finding the Fourth Proportional to 195,229.72, 292,917.48 and 76,983.52

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Solution

The fourth proportional to 195,229.72, 292,917.48 and 76,983.52 is: 115,504.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,229.72 : 292,917.48 = 76,983.52 : x
  2. Step 2: Convert to fraction form
    195,229.72/292,917.48 = 76,983.52/x
  3. Step 3: Cross multiply
    195,229.72x = 292,917.48 × 76,983.52
  4. Step 4: Simplify right side
    195,229.72x = 22,549,818,679.93
  5. Step 5: Solve for x
    x = 22,549,818,679.93/195,229.72
  6. Step 6: Final answer
    x = 115,504.03

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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.