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Finding the Fourth Proportional to 171,473.40, 236,633.04 and 94,992.48

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Solution

The fourth proportional to 171,473.40, 236,633.04 and 94,992.48 is: 131,089.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,473.40 : 236,633.04 = 94,992.48 : x
  2. Step 2: Convert to fraction form
    171,473.40/236,633.04 = 94,992.48/x
  3. Step 3: Cross multiply
    171,473.40x = 236,633.04 × 94,992.48
  4. Step 4: Simplify right side
    171,473.40x = 22,478,359,319.54
  5. Step 5: Solve for x
    x = 22,478,359,319.54/171,473.40
  6. Step 6: Final answer
    x = 131,089.48

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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.