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Finding the Fourth Proportional to 171,610.96, 236,811.18 and 95,129.32

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Solution

The fourth proportional to 171,610.96, 236,811.18 and 95,129.32 is: 131,271.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,610.96 : 236,811.18 = 95,129.32 : x
  2. Step 2: Convert to fraction form
    171,610.96/236,811.18 = 95,129.32/x
  3. Step 3: Cross multiply
    171,610.96x = 236,811.18 × 95,129.32
  4. Step 4: Simplify right side
    171,610.96x = 22,527,686,521.80
  5. Step 5: Solve for x
    x = 22,527,686,521.80/171,610.96
  6. Step 6: Final answer
    x = 131,271.84

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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.