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Finding the Fourth Proportional to 171,163.56, 236,187.52 and 94,670.50

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Solution

The fourth proportional to 171,163.56, 236,187.52 and 94,670.50 is: 130,635.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,163.56 : 236,187.52 = 94,670.50 : x
  2. Step 2: Convert to fraction form
    171,163.56/236,187.52 = 94,670.50/x
  3. Step 3: Cross multiply
    171,163.56x = 236,187.52 × 94,670.50
  4. Step 4: Simplify right side
    171,163.56x = 22,359,990,612.16
  5. Step 5: Solve for x
    x = 22,359,990,612.16/171,163.56
  6. Step 6: Final answer
    x = 130,635.23

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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.