Home / 96,239.28-144,388.08-43,634.64

Finding the Fourth Proportional to 96,239.28, 144,388.08 and 43,634.64

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Solution

The fourth proportional to 96,239.28, 144,388.08 and 43,634.64 is: 65,465.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,239.28 : 144,388.08 = 43,634.64 : x
  2. Step 2: Convert to fraction form
    96,239.28/144,388.08 = 43,634.64/x
  3. Step 3: Cross multiply
    96,239.28x = 144,388.08 × 43,634.64
  4. Step 4: Simplify right side
    96,239.28x = 6,300,321,891.09
  5. Step 5: Solve for x
    x = 6,300,321,891.09/96,239.28
  6. Step 6: Final answer
    x = 65,465.18

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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.