Home / 75,313.73-112,891.75-25,376.57

Finding the Fourth Proportional to 75,313.73, 112,891.75 and 25,376.57

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Solution

The fourth proportional to 75,313.73, 112,891.75 and 25,376.57 is: 38,038.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,313.73 : 112,891.75 = 25,376.57 : x
  2. Step 2: Convert to fraction form
    75,313.73/112,891.75 = 25,376.57/x
  3. Step 3: Cross multiply
    75,313.73x = 112,891.75 × 25,376.57
  4. Step 4: Simplify right side
    75,313.73x = 2,864,805,114.07
  5. Step 5: Solve for x
    x = 2,864,805,114.07/75,313.73
  6. Step 6: Final answer
    x = 38,038.29

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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.