Home / 110,177.28-165,287.79-40,047.48

Finding the Fourth Proportional to 110,177.28, 165,287.79 and 40,047.48

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Solution

The fourth proportional to 110,177.28, 165,287.79 and 40,047.48 is: 60,079.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,177.28 : 165,287.79 = 40,047.48 : x
  2. Step 2: Convert to fraction form
    110,177.28/165,287.79 = 40,047.48/x
  3. Step 3: Cross multiply
    110,177.28x = 165,287.79 × 40,047.48
  4. Step 4: Simplify right side
    110,177.28x = 6,619,359,464.27
  5. Step 5: Solve for x
    x = 6,619,359,464.27/110,177.28
  6. Step 6: Final answer
    x = 60,079.17

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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.