Home / 75,629.30-104,371.92-42,097.46

Finding the Fourth Proportional to 75,629.30, 104,371.92 and 42,097.46

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Solution

The fourth proportional to 75,629.30, 104,371.92 and 42,097.46 is: 58,096.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,629.30 : 104,371.92 = 42,097.46 : x
  2. Step 2: Convert to fraction form
    75,629.30/104,371.92 = 42,097.46/x
  3. Step 3: Cross multiply
    75,629.30x = 104,371.92 × 42,097.46
  4. Step 4: Simplify right side
    75,629.30x = 4,393,792,727.32
  5. Step 5: Solve for x
    x = 4,393,792,727.32/75,629.30
  6. Step 6: Final answer
    x = 58,096.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.