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Finding the Fourth Proportional to 57,953.84, 79,963.24 and 35,304.56

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Solution

The fourth proportional to 57,953.84, 79,963.24 and 35,304.56 is: 48,712.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,953.84 : 79,963.24 = 35,304.56 : x
  2. Step 2: Convert to fraction form
    57,953.84/79,963.24 = 35,304.56/x
  3. Step 3: Cross multiply
    57,953.84x = 79,963.24 × 35,304.56
  4. Step 4: Simplify right side
    57,953.84x = 2,823,067,004.37
  5. Step 5: Solve for x
    x = 2,823,067,004.37/57,953.84
  6. Step 6: Final answer
    x = 48,712.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.