Home / 135,524.13-187,020.51-75,094.25

Finding the Fourth Proportional to 135,524.13, 187,020.51 and 75,094.25

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Solution

The fourth proportional to 135,524.13, 187,020.51 and 75,094.25 is: 103,628.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,524.13 : 187,020.51 = 75,094.25 : x
  2. Step 2: Convert to fraction form
    135,524.13/187,020.51 = 75,094.25/x
  3. Step 3: Cross multiply
    135,524.13x = 187,020.51 × 75,094.25
  4. Step 4: Simplify right side
    135,524.13x = 14,044,164,249.33
  5. Step 5: Solve for x
    x = 14,044,164,249.33/135,524.13
  6. Step 6: Final answer
    x = 103,628.51

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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.