Home / 136,116.33-187,827.71-126,085.29

Finding the Fourth Proportional to 136,116.33, 187,827.71 and 126,085.29

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Solution

The fourth proportional to 136,116.33, 187,827.71 and 126,085.29 is: 173,985.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,116.33 : 187,827.71 = 126,085.29 : x
  2. Step 2: Convert to fraction form
    136,116.33/187,827.71 = 126,085.29/x
  3. Step 3: Cross multiply
    136,116.33x = 187,827.71 × 126,085.29
  4. Step 4: Simplify right side
    136,116.33x = 23,682,310,654.96
  5. Step 5: Solve for x
    x = 23,682,310,654.96/136,116.33
  6. Step 6: Final answer
    x = 173,985.82

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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.