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Finding the Fourth Proportional to 75,847.71, 113,783.45 and 23,251.71

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Solution

The fourth proportional to 75,847.71, 113,783.45 and 23,251.71 is: 34,881.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,847.71 : 113,783.45 = 23,251.71 : x
  2. Step 2: Convert to fraction form
    75,847.71/113,783.45 = 23,251.71/x
  3. Step 3: Cross multiply
    75,847.71x = 113,783.45 × 23,251.71
  4. Step 4: Simplify right side
    75,847.71x = 2,645,659,665.94
  5. Step 5: Solve for x
    x = 2,645,659,665.94/75,847.71
  6. Step 6: Final answer
    x = 34,881.21

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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.