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Finding the Fourth Proportional to 52,644.62, 72,466.49 and 45,918.53

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Solution

The fourth proportional to 52,644.62, 72,466.49 and 45,918.53 is: 63,207.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,644.62 : 72,466.49 = 45,918.53 : x
  2. Step 2: Convert to fraction form
    52,644.62/72,466.49 = 45,918.53/x
  3. Step 3: Cross multiply
    52,644.62x = 72,466.49 × 45,918.53
  4. Step 4: Simplify right side
    52,644.62x = 3,327,554,103.13
  5. Step 5: Solve for x
    x = 3,327,554,103.13/52,644.62
  6. Step 6: Final answer
    x = 63,207.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.