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Finding the Fourth Proportional to 159,548.61, 239,367.26 and 69,599.19

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Solution

The fourth proportional to 159,548.61, 239,367.26 and 69,599.19 is: 104,418.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,548.61 : 239,367.26 = 69,599.19 : x
  2. Step 2: Convert to fraction form
    159,548.61/239,367.26 = 69,599.19/x
  3. Step 3: Cross multiply
    159,548.61x = 239,367.26 × 69,599.19
  4. Step 4: Simplify right side
    159,548.61x = 16,659,767,582.52
  5. Step 5: Solve for x
    x = 16,659,767,582.52/159,548.61
  6. Step 6: Final answer
    x = 104,418.13

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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.