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Finding the Fourth Proportional to 75,277.97, 112,960.70 and 33,724.97

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Solution

The fourth proportional to 75,277.97, 112,960.70 and 33,724.97 is: 50,607.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,277.97 : 112,960.70 = 33,724.97 : x
  2. Step 2: Convert to fraction form
    75,277.97/112,960.70 = 33,724.97/x
  3. Step 3: Cross multiply
    75,277.97x = 112,960.70 × 33,724.97
  4. Step 4: Simplify right side
    75,277.97x = 3,809,596,035.32
  5. Step 5: Solve for x
    x = 3,809,596,035.32/75,277.97
  6. Step 6: Final answer
    x = 50,607.05

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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.