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Finding the Fourth Proportional to 159,241.44, 238,862.34 and 40,913.76

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Solution

The fourth proportional to 159,241.44, 238,862.34 and 40,913.76 is: 61,370.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,241.44 : 238,862.34 = 40,913.76 : x
  2. Step 2: Convert to fraction form
    159,241.44/238,862.34 = 40,913.76/x
  3. Step 3: Cross multiply
    159,241.44x = 238,862.34 × 40,913.76
  4. Step 4: Simplify right side
    159,241.44x = 9,772,756,451.80
  5. Step 5: Solve for x
    x = 9,772,756,451.80/159,241.44
  6. Step 6: Final answer
    x = 61,370.69

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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.