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Finding the Fourth Proportional to 241,230.18, 361,728.27 and 72,719.10

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Solution

The fourth proportional to 241,230.18, 361,728.27 and 72,719.10 is: 109,043.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,230.18 : 361,728.27 = 72,719.10 : x
  2. Step 2: Convert to fraction form
    241,230.18/361,728.27 = 72,719.10/x
  3. Step 3: Cross multiply
    241,230.18x = 361,728.27 × 72,719.10
  4. Step 4: Simplify right side
    241,230.18x = 26,304,554,238.96
  5. Step 5: Solve for x
    x = 26,304,554,238.96/241,230.18
  6. Step 6: Final answer
    x = 109,043.38

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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.