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Finding the Fourth Proportional to 265,993.92, 367,069.73 and 151,272.61

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Solution

The fourth proportional to 265,993.92, 367,069.73 and 151,272.61 is: 208,755.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,993.92 : 367,069.73 = 151,272.61 : x
  2. Step 2: Convert to fraction form
    265,993.92/367,069.73 = 151,272.61/x
  3. Step 3: Cross multiply
    265,993.92x = 367,069.73 × 151,272.61
  4. Step 4: Simplify right side
    265,993.92x = 55,527,596,487.28
  5. Step 5: Solve for x
    x = 55,527,596,487.28/265,993.92
  6. Step 6: Final answer
    x = 208,755.13

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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.