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Finding the Fourth Proportional to 44,564.78, 61,503 and 25,450.40

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Solution

The fourth proportional to 44,564.78, 61,503 and 25,450.40 is: 35,123.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,564.78 : 61,503 = 25,450.40 : x
  2. Step 2: Convert to fraction form
    44,564.78/61,503 = 25,450.40/x
  3. Step 3: Cross multiply
    44,564.78x = 61,503 × 25,450.40
  4. Step 4: Simplify right side
    44,564.78x = 1,565,275,951.20
  5. Step 5: Solve for x
    x = 1,565,275,951.20/44,564.78
  6. Step 6: Final answer
    x = 35,123.61

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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.