Home / 136,010.88-187,696.04-75,587.18

Finding the Fourth Proportional to 136,010.88, 187,696.04 and 75,587.18

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Solution

The fourth proportional to 136,010.88, 187,696.04 and 75,587.18 is: 104,310.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,010.88 : 187,696.04 = 75,587.18 : x
  2. Step 2: Convert to fraction form
    136,010.88/187,696.04 = 75,587.18/x
  3. Step 3: Cross multiply
    136,010.88x = 187,696.04 × 75,587.18
  4. Step 4: Simplify right side
    136,010.88x = 14,187,413,044.35
  5. Step 5: Solve for x
    x = 14,187,413,044.35/136,010.88
  6. Step 6: Final answer
    x = 104,310.87

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1.5x scale

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.