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Finding the Fourth Proportional to 52,367.78, 78,195.90 and 50,948.93

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Solution

The fourth proportional to 52,367.78, 78,195.90 and 50,948.93 is: 76,077.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,367.78 : 78,195.90 = 50,948.93 : x
  2. Step 2: Convert to fraction form
    52,367.78/78,195.90 = 50,948.93/x
  3. Step 3: Cross multiply
    52,367.78x = 78,195.90 × 50,948.93
  4. Step 4: Simplify right side
    52,367.78x = 3,983,997,435.39
  5. Step 5: Solve for x
    x = 3,983,997,435.39/52,367.78
  6. Step 6: Final answer
    x = 76,077.26

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.