Home / 122,617.68-183,772.62-52,414.44

Finding the Fourth Proportional to 122,617.68, 183,772.62 and 52,414.44

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Solution

The fourth proportional to 122,617.68, 183,772.62 and 52,414.44 is: 78,555.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,617.68 : 183,772.62 = 52,414.44 : x
  2. Step 2: Convert to fraction form
    122,617.68/183,772.62 = 52,414.44/x
  3. Step 3: Cross multiply
    122,617.68x = 183,772.62 × 52,414.44
  4. Step 4: Simplify right side
    122,617.68x = 9,632,338,964.63
  5. Step 5: Solve for x
    x = 9,632,338,964.63/122,617.68
  6. Step 6: Final answer
    x = 78,555.87

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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.