Home / 110,971.13-166,478.56-36,086.45

Finding the Fourth Proportional to 110,971.13, 166,478.56 and 36,086.45

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Solution

The fourth proportional to 110,971.13, 166,478.56 and 36,086.45 is: 54,136.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,971.13 : 166,478.56 = 36,086.45 : x
  2. Step 2: Convert to fraction form
    110,971.13/166,478.56 = 36,086.45/x
  3. Step 3: Cross multiply
    110,971.13x = 166,478.56 × 36,086.45
  4. Step 4: Simplify right side
    110,971.13x = 6,007,619,308.90
  5. Step 5: Solve for x
    x = 6,007,619,308.90/110,971.13
  6. Step 6: Final answer
    x = 54,136.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.