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Finding the Fourth Proportional to 159,046.98, 239,066.37 and 100,260.42

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Solution

The fourth proportional to 159,046.98, 239,066.37 and 100,260.42 is: 150,703.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,046.98 : 239,066.37 = 100,260.42 : x
  2. Step 2: Convert to fraction form
    159,046.98/239,066.37 = 100,260.42/x
  3. Step 3: Cross multiply
    159,046.98x = 239,066.37 × 100,260.42
  4. Step 4: Simplify right side
    159,046.98x = 23,968,894,664.08
  5. Step 5: Solve for x
    x = 23,968,894,664.08/159,046.98
  6. Step 6: Final answer
    x = 150,703.24

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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.