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Finding the Fourth Proportional to 241,340.52, 361,992.54 and 99,147.06

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Solution

The fourth proportional to 241,340.52, 361,992.54 and 99,147.06 is: 148,713.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,340.52 : 361,992.54 = 99,147.06 : x
  2. Step 2: Convert to fraction form
    241,340.52/361,992.54 = 99,147.06/x
  3. Step 3: Cross multiply
    241,340.52x = 361,992.54 × 99,147.06
  4. Step 4: Simplify right side
    241,340.52x = 35,890,496,082.93
  5. Step 5: Solve for x
    x = 35,890,496,082.93/241,340.52
  6. Step 6: Final answer
    x = 148,713.10

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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.