Home / 136,016.88-187,704.33-75,593.19

Finding the Fourth Proportional to 136,016.88, 187,704.33 and 75,593.19

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Solution

The fourth proportional to 136,016.88, 187,704.33 and 75,593.19 is: 104,319.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,016.88 : 187,704.33 = 75,593.19 : x
  2. Step 2: Convert to fraction form
    136,016.88/187,704.33 = 75,593.19/x
  3. Step 3: Cross multiply
    136,016.88x = 187,704.33 × 75,593.19
  4. Step 4: Simplify right side
    136,016.88x = 14,189,169,081.51
  5. Step 5: Solve for x
    x = 14,189,169,081.51/136,016.88
  6. Step 6: Final answer
    x = 104,319.18

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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.