Home / 135,949.57-187,605.19-75,524.01

Finding the Fourth Proportional to 135,949.57, 187,605.19 and 75,524.01

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Solution

The fourth proportional to 135,949.57, 187,605.19 and 75,524.01 is: 104,220.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,949.57 : 187,605.19 = 75,524.01 : x
  2. Step 2: Convert to fraction form
    135,949.57/187,605.19 = 75,524.01/x
  3. Step 3: Cross multiply
    135,949.57x = 187,605.19 × 75,524.01
  4. Step 4: Simplify right side
    135,949.57x = 14,168,696,245.61
  5. Step 5: Solve for x
    x = 14,168,696,245.61/135,949.57
  6. Step 6: Final answer
    x = 104,220.24

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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.