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Finding the Fourth Proportional to 241,387.76, 361,964.60 and 141,580.56

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Solution

The fourth proportional to 241,387.76, 361,964.60 and 141,580.56 is: 212,302.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,387.76 : 361,964.60 = 141,580.56 : x
  2. Step 2: Convert to fraction form
    241,387.76/361,964.60 = 141,580.56/x
  3. Step 3: Cross multiply
    241,387.76x = 361,964.60 × 141,580.56
  4. Step 4: Simplify right side
    241,387.76x = 51,247,150,768.18
  5. Step 5: Solve for x
    x = 51,247,150,768.18/241,387.76
  6. Step 6: Final answer
    x = 212,302.19

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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.