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Finding the Fourth Proportional to 159,891.03, 239,710.02 and 60,040.10

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Solution

The fourth proportional to 159,891.03, 239,710.02 and 60,040.10 is: 90,012.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,891.03 : 239,710.02 = 60,040.10 : x
  2. Step 2: Convert to fraction form
    159,891.03/239,710.02 = 60,040.10/x
  3. Step 3: Cross multiply
    159,891.03x = 239,710.02 × 60,040.10
  4. Step 4: Simplify right side
    159,891.03x = 14,392,213,571.80
  5. Step 5: Solve for x
    x = 14,392,213,571.80/159,891.03
  6. Step 6: Final answer
    x = 90,012.64

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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.