Home / 69,152.31-103,753.23-29,181.24

Finding the Fourth Proportional to 69,152.31, 103,753.23 and 29,181.24

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Solution

The fourth proportional to 69,152.31, 103,753.23 and 29,181.24 is: 43,782.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,152.31 : 103,753.23 = 29,181.24 : x
  2. Step 2: Convert to fraction form
    69,152.31/103,753.23 = 29,181.24/x
  3. Step 3: Cross multiply
    69,152.31x = 103,753.23 × 29,181.24
  4. Step 4: Simplify right side
    69,152.31x = 3,027,647,905.41
  5. Step 5: Solve for x
    x = 3,027,647,905.41/69,152.31
  6. Step 6: Final answer
    x = 43,782.31

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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.