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Finding the Fourth Proportional to 265,972.82, 366,992.37 and 158,552.84

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Solution

The fourth proportional to 265,972.82, 366,992.37 and 158,552.84 is: 218,773.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,972.82 : 366,992.37 = 158,552.84 : x
  2. Step 2: Convert to fraction form
    265,972.82/366,992.37 = 158,552.84/x
  3. Step 3: Cross multiply
    265,972.82x = 366,992.37 × 158,552.84
  4. Step 4: Simplify right side
    265,972.82x = 58,187,682,521.83
  5. Step 5: Solve for x
    x = 58,187,682,521.83/265,972.82
  6. Step 6: Final answer
    x = 218,773.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.