Home / 52,235.28-78,343.92-17,175.60

Finding the Fourth Proportional to 52,235.28, 78,343.92 and 17,175.60

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Solution

The fourth proportional to 52,235.28, 78,343.92 and 17,175.60 is: 25,760.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,235.28 : 78,343.92 = 17,175.60 : x
  2. Step 2: Convert to fraction form
    52,235.28/78,343.92 = 17,175.60/x
  3. Step 3: Cross multiply
    52,235.28x = 78,343.92 × 17,175.60
  4. Step 4: Simplify right side
    52,235.28x = 1,345,603,832.35
  5. Step 5: Solve for x
    x = 1,345,603,832.35/52,235.28
  6. Step 6: Final answer
    x = 25,760.44

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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.