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Finding the Fourth Proportional to 171,723.54, 236,978.55 and 95,254.41

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Solution

The fourth proportional to 171,723.54, 236,978.55 and 95,254.41 is: 131,451.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,723.54 : 236,978.55 = 95,254.41 : x
  2. Step 2: Convert to fraction form
    171,723.54/236,978.55 = 95,254.41/x
  3. Step 3: Cross multiply
    171,723.54x = 236,978.55 × 95,254.41
  4. Step 4: Simplify right side
    171,723.54x = 22,573,251,962.91
  5. Step 5: Solve for x
    x = 22,573,251,962.91/171,723.54
  6. Step 6: Final answer
    x = 131,451.12

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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.