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Finding the Fourth Proportional to 195,392.98, 269,656.82 and 109,360.59

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Solution

The fourth proportional to 195,392.98, 269,656.82 and 109,360.59 is: 150,925.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,392.98 : 269,656.82 = 109,360.59 : x
  2. Step 2: Convert to fraction form
    195,392.98/269,656.82 = 109,360.59/x
  3. Step 3: Cross multiply
    195,392.98x = 269,656.82 × 109,360.59
  4. Step 4: Simplify right side
    195,392.98x = 29,489,828,932.72
  5. Step 5: Solve for x
    x = 29,489,828,932.72/195,392.98
  6. Step 6: Final answer
    x = 150,925.73

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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.