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Finding the Fourth Proportional to 241,327.20, 362,077.20 and 101,128.80

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Solution

The fourth proportional to 241,327.20, 362,077.20 and 101,128.80 is: 151,729.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,327.20 : 362,077.20 = 101,128.80 : x
  2. Step 2: Convert to fraction form
    241,327.20/362,077.20 = 101,128.80/x
  3. Step 3: Cross multiply
    241,327.20x = 362,077.20 × 101,128.80
  4. Step 4: Simplify right side
    241,327.20x = 36,616,432,743.36
  5. Step 5: Solve for x
    x = 36,616,432,743.36/241,327.20
  6. Step 6: Final answer
    x = 151,729.41

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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.