Home / 48,778.32-73,144.40-22,475.28

Finding the Fourth Proportional to 48,778.32, 73,144.40 and 22,475.28

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Solution

The fourth proportional to 48,778.32, 73,144.40 and 22,475.28 is: 33,702.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,778.32 : 73,144.40 = 22,475.28 : x
  2. Step 2: Convert to fraction form
    48,778.32/73,144.40 = 22,475.28/x
  3. Step 3: Cross multiply
    48,778.32x = 73,144.40 × 22,475.28
  4. Step 4: Simplify right side
    48,778.32x = 1,643,940,870.43
  5. Step 5: Solve for x
    x = 1,643,940,870.43/48,778.32
  6. Step 6: Final answer
    x = 33,702.29

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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.