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Finding the Fourth Proportional to 75,277.29, 112,959.67 and 33,724.29

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Solution

The fourth proportional to 75,277.29, 112,959.67 and 33,724.29 is: 50,606.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,277.29 : 112,959.67 = 33,724.29 : x
  2. Step 2: Convert to fraction form
    75,277.29/112,959.67 = 33,724.29/x
  3. Step 3: Cross multiply
    75,277.29x = 112,959.67 × 33,724.29
  4. Step 4: Simplify right side
    75,277.29x = 3,809,484,669.38
  5. Step 5: Solve for x
    x = 3,809,484,669.38/75,277.29
  6. Step 6: Final answer
    x = 50,606.03

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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.