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Finding the Fourth Proportional to 127,307.52, 190,961.24 and 44,201.52

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Solution

The fourth proportional to 127,307.52, 190,961.24 and 44,201.52 is: 66,302.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,307.52 : 190,961.24 = 44,201.52 : x
  2. Step 2: Convert to fraction form
    127,307.52/190,961.24 = 44,201.52/x
  3. Step 3: Cross multiply
    127,307.52x = 190,961.24 × 44,201.52
  4. Step 4: Simplify right side
    127,307.52x = 8,440,777,069.08
  5. Step 5: Solve for x
    x = 8,440,777,069.08/127,307.52
  6. Step 6: Final answer
    x = 66,302.27

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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.