Home / 136,092.97-187,814.55-75,669.82

Finding the Fourth Proportional to 136,092.97, 187,814.55 and 75,669.82

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Solution

The fourth proportional to 136,092.97, 187,814.55 and 75,669.82 is: 104,427.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,092.97 : 187,814.55 = 75,669.82 : x
  2. Step 2: Convert to fraction form
    136,092.97/187,814.55 = 75,669.82/x
  3. Step 3: Cross multiply
    136,092.97x = 187,814.55 × 75,669.82
  4. Step 4: Simplify right side
    136,092.97x = 14,211,893,191.88
  5. Step 5: Solve for x
    x = 14,211,893,191.88/136,092.97
  6. Step 6: Final answer
    x = 104,427.83

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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.