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Finding the Fourth Proportional to 63,956.56, 88,260.06 and 35,661.64

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Solution

The fourth proportional to 63,956.56, 88,260.06 and 35,661.64 is: 49,213.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,956.56 : 88,260.06 = 35,661.64 : x
  2. Step 2: Convert to fraction form
    63,956.56/88,260.06 = 35,661.64/x
  3. Step 3: Cross multiply
    63,956.56x = 88,260.06 × 35,661.64
  4. Step 4: Simplify right side
    63,956.56x = 3,147,498,486.10
  5. Step 5: Solve for x
    x = 3,147,498,486.10/63,956.56
  6. Step 6: Final answer
    x = 49,213.07

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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.