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Finding the Fourth Proportional to 34,375.60, 51,601.80 and 32,119.60

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Solution

The fourth proportional to 34,375.60, 51,601.80 and 32,119.60 is: 48,215.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,375.60 : 51,601.80 = 32,119.60 : x
  2. Step 2: Convert to fraction form
    34,375.60/51,601.80 = 32,119.60/x
  3. Step 3: Cross multiply
    34,375.60x = 51,601.80 × 32,119.60
  4. Step 4: Simplify right side
    34,375.60x = 1,657,429,175.28
  5. Step 5: Solve for x
    x = 1,657,429,175.28/34,375.60
  6. Step 6: Final answer
    x = 48,215.28

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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.