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Finding the Fourth Proportional to 101,178.60, 151,717.68 and 34,599.84

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Solution

The fourth proportional to 101,178.60, 151,717.68 and 34,599.84 is: 51,882.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,178.60 : 151,717.68 = 34,599.84 : x
  2. Step 2: Convert to fraction form
    101,178.60/151,717.68 = 34,599.84/x
  3. Step 3: Cross multiply
    101,178.60x = 151,717.68 × 34,599.84
  4. Step 4: Simplify right side
    101,178.60x = 5,249,407,453.17
  5. Step 5: Solve for x
    x = 5,249,407,453.17/101,178.60
  6. Step 6: Final answer
    x = 51,882.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.