Home / 79,964.28-119,970.38-23,806.34

Finding the Fourth Proportional to 79,964.28, 119,970.38 and 23,806.34

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Solution

The fourth proportional to 79,964.28, 119,970.38 and 23,806.34 is: 35,716.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,964.28 : 119,970.38 = 23,806.34 : x
  2. Step 2: Convert to fraction form
    79,964.28/119,970.38 = 23,806.34/x
  3. Step 3: Cross multiply
    79,964.28x = 119,970.38 × 23,806.34
  4. Step 4: Simplify right side
    79,964.28x = 2,856,055,656.21
  5. Step 5: Solve for x
    x = 2,856,055,656.21/79,964.28
  6. Step 6: Final answer
    x = 35,716.64

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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.