Home / 79,976.12-119,964.12-23,817.02

Finding the Fourth Proportional to 79,976.12, 119,964.12 and 23,817.02

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Solution

The fourth proportional to 79,976.12, 119,964.12 and 23,817.02 is: 35,725.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,976.12 : 119,964.12 = 23,817.02 : x
  2. Step 2: Convert to fraction form
    79,976.12/119,964.12 = 23,817.02/x
  3. Step 3: Cross multiply
    79,976.12x = 119,964.12 × 23,817.02
  4. Step 4: Simplify right side
    79,976.12x = 2,857,187,845.32
  5. Step 5: Solve for x
    x = 2,857,187,845.32/79,976.12
  6. Step 6: Final answer
    x = 35,725.51

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1.5x scale

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.