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Finding the Fourth Proportional to 73,844.57, 110,773.71 and 57,223.20

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Solution

The fourth proportional to 73,844.57, 110,773.71 and 57,223.20 is: 85,840.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,844.57 : 110,773.71 = 57,223.20 : x
  2. Step 2: Convert to fraction form
    73,844.57/110,773.71 = 57,223.20/x
  3. Step 3: Cross multiply
    73,844.57x = 110,773.71 × 57,223.20
  4. Step 4: Simplify right side
    73,844.57x = 6,338,826,162.07
  5. Step 5: Solve for x
    x = 6,338,826,162.07/73,844.57
  6. Step 6: Final answer
    x = 85,840.11

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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.