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Finding the Fourth Proportional to 135,367.76, 186,611.82 and 94,956.14

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Solution

The fourth proportional to 135,367.76, 186,611.82 and 94,956.14 is: 130,902.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,367.76 : 186,611.82 = 94,956.14 : x
  2. Step 2: Convert to fraction form
    135,367.76/186,611.82 = 94,956.14/x
  3. Step 3: Cross multiply
    135,367.76x = 186,611.82 × 94,956.14
  4. Step 4: Simplify right side
    135,367.76x = 17,719,938,105.57
  5. Step 5: Solve for x
    x = 17,719,938,105.57/135,367.76
  6. Step 6: Final answer
    x = 130,902.20

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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.