Home / 82,473.20-123,716.48-23,309.36

Finding the Fourth Proportional to 82,473.20, 123,716.48 and 23,309.36

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Solution

The fourth proportional to 82,473.20, 123,716.48 and 23,309.36 is: 34,965.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,473.20 : 123,716.48 = 23,309.36 : x
  2. Step 2: Convert to fraction form
    82,473.20/123,716.48 = 23,309.36/x
  3. Step 3: Cross multiply
    82,473.20x = 123,716.48 × 23,309.36
  4. Step 4: Simplify right side
    82,473.20x = 2,883,751,970.25
  5. Step 5: Solve for x
    x = 2,883,751,970.25/82,473.20
  6. Step 6: Final answer
    x = 34,965.93

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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.