Home / 110,148.98-151,934.42-75,677.27

Finding the Fourth Proportional to 110,148.98, 151,934.42 and 75,677.27

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Solution

The fourth proportional to 110,148.98, 151,934.42 and 75,677.27 is: 104,385.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,148.98 : 151,934.42 = 75,677.27 : x
  2. Step 2: Convert to fraction form
    110,148.98/151,934.42 = 75,677.27/x
  3. Step 3: Cross multiply
    110,148.98x = 151,934.42 × 75,677.27
  4. Step 4: Simplify right side
    110,148.98x = 11,497,981,554.15
  5. Step 5: Solve for x
    x = 11,497,981,554.15/110,148.98
  6. Step 6: Final answer
    x = 104,385.73

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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.