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Finding the Fourth Proportional to 241,171.39, 332,967.00 and 155,279.30

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Solution

The fourth proportional to 241,171.39, 332,967.00 and 155,279.30 is: 214,382.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,171.39 : 332,967.00 = 155,279.30 : x
  2. Step 2: Convert to fraction form
    241,171.39/332,967.00 = 155,279.30/x
  3. Step 3: Cross multiply
    241,171.39x = 332,967.00 × 155,279.30
  4. Step 4: Simplify right side
    241,171.39x = 51,702,881,600.56
  5. Step 5: Solve for x
    x = 51,702,881,600.56/241,171.39
  6. Step 6: Final answer
    x = 214,382.32

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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.