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Finding the Fourth Proportional to 95,189.20, 142,790.80 and 25,068

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Solution

The fourth proportional to 95,189.20, 142,790.80 and 25,068 is: 37,603.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,189.20 : 142,790.80 = 25,068 : x
  2. Step 2: Convert to fraction form
    95,189.20/142,790.80 = 25,068/x
  3. Step 3: Cross multiply
    95,189.20x = 142,790.80 × 25,068
  4. Step 4: Simplify right side
    95,189.20x = 3,579,479,774.40
  5. Step 5: Solve for x
    x = 3,579,479,774.40/95,189.20
  6. Step 6: Final answer
    x = 37,603.84

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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.