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Finding the Fourth Proportional to 43,601.44, 64,844.84 and 43,134.88

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Solution

The fourth proportional to 43,601.44, 64,844.84 and 43,134.88 is: 64,150.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,601.44 : 64,844.84 = 43,134.88 : x
  2. Step 2: Convert to fraction form
    43,601.44/64,844.84 = 43,134.88/x
  3. Step 3: Cross multiply
    43,601.44x = 64,844.84 × 43,134.88
  4. Step 4: Simplify right side
    43,601.44x = 2,797,074,392.02
  5. Step 5: Solve for x
    x = 2,797,074,392.02/43,601.44
  6. Step 6: Final answer
    x = 64,150.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.