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Finding the Fourth Proportional to 241,314.24, 361,979.04 and 91,564.80

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Solution

The fourth proportional to 241,314.24, 361,979.04 and 91,564.80 is: 137,350.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,314.24 : 361,979.04 = 91,564.80 : x
  2. Step 2: Convert to fraction form
    241,314.24/361,979.04 = 91,564.80/x
  3. Step 3: Cross multiply
    241,314.24x = 361,979.04 × 91,564.80
  4. Step 4: Simplify right side
    241,314.24x = 33,144,538,401.79
  5. Step 5: Solve for x
    x = 33,144,538,401.79/241,314.24
  6. Step 6: Final answer
    x = 137,350.11

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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.