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Finding the Fourth Proportional to 171,215, 236,277.62 and 95,763.48

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Solution

The fourth proportional to 171,215, 236,277.62 and 95,763.48 is: 132,154.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,215 : 236,277.62 = 95,763.48 : x
  2. Step 2: Convert to fraction form
    171,215/236,277.62 = 95,763.48/x
  3. Step 3: Cross multiply
    171,215x = 236,277.62 × 95,763.48
  4. Step 4: Simplify right side
    171,215x = 22,626,767,137.32
  5. Step 5: Solve for x
    x = 22,626,767,137.32/171,215
  6. Step 6: Final answer
    x = 132,154.12

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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.