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Finding the Fourth Proportional to 47,363.97, 70,830.13 and 35,364.51

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Solution

The fourth proportional to 47,363.97, 70,830.13 and 35,364.51 is: 52,885.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,363.97 : 70,830.13 = 35,364.51 : x
  2. Step 2: Convert to fraction form
    47,363.97/70,830.13 = 35,364.51/x
  3. Step 3: Cross multiply
    47,363.97x = 70,830.13 × 35,364.51
  4. Step 4: Simplify right side
    47,363.97x = 2,504,873,067.38
  5. Step 5: Solve for x
    x = 2,504,873,067.38/47,363.97
  6. Step 6: Final answer
    x = 52,885.63

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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.