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Finding the Fourth Proportional to 277,775.25, 416,620.17 and 88,211.01

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Solution

The fourth proportional to 277,775.25, 416,620.17 and 88,211.01 is: 132,302.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,775.25 : 416,620.17 = 88,211.01 : x
  2. Step 2: Convert to fraction form
    277,775.25/416,620.17 = 88,211.01/x
  3. Step 3: Cross multiply
    277,775.25x = 416,620.17 × 88,211.01
  4. Step 4: Simplify right side
    277,775.25x = 36,750,485,982.07
  5. Step 5: Solve for x
    x = 36,750,485,982.07/277,775.25
  6. Step 6: Final answer
    x = 132,302.95

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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.