Home / 195,414.52-292,923.96-77,169.28

Finding the Fourth Proportional to 195,414.52, 292,923.96 and 77,169.28

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Solution

The fourth proportional to 195,414.52, 292,923.96 and 77,169.28 is: 115,675.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,414.52 : 292,923.96 = 77,169.28 : x
  2. Step 2: Convert to fraction form
    195,414.52/292,923.96 = 77,169.28/x
  3. Step 3: Cross multiply
    195,414.52x = 292,923.96 × 77,169.28
  4. Step 4: Simplify right side
    195,414.52x = 22,604,731,087.95
  5. Step 5: Solve for x
    x = 22,604,731,087.95/195,414.52
  6. Step 6: Final answer
    x = 115,675.80

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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.