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Finding the Fourth Proportional to 159,339.64, 239,021.70 and 41,012.14

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Solution

The fourth proportional to 159,339.64, 239,021.70 and 41,012.14 is: 61,521.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,339.64 : 239,021.70 = 41,012.14 : x
  2. Step 2: Convert to fraction form
    159,339.64/239,021.70 = 41,012.14/x
  3. Step 3: Cross multiply
    159,339.64x = 239,021.70 × 41,012.14
  4. Step 4: Simplify right side
    159,339.64x = 9,802,791,423.44
  5. Step 5: Solve for x
    x = 9,802,791,423.44/159,339.64
  6. Step 6: Final answer
    x = 61,521.36

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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.