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Finding the Fourth Proportional to 159,599.94, 239,309.19 and 66,054.66

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Solution

The fourth proportional to 159,599.94, 239,309.19 and 66,054.66 is: 99,044.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,599.94 : 239,309.19 = 66,054.66 : x
  2. Step 2: Convert to fraction form
    159,599.94/239,309.19 = 66,054.66/x
  3. Step 3: Cross multiply
    159,599.94x = 239,309.19 × 66,054.66
  4. Step 4: Simplify right side
    159,599.94x = 15,807,487,180.33
  5. Step 5: Solve for x
    x = 15,807,487,180.33/159,599.94
  6. Step 6: Final answer
    x = 99,044.44

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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.