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Finding the Fourth Proportional to 63,956.80, 88,258.44 and 35,667.28

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Solution

The fourth proportional to 63,956.80, 88,258.44 and 35,667.28 is: 49,219.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,956.80 : 88,258.44 = 35,667.28 : x
  2. Step 2: Convert to fraction form
    63,956.80/88,258.44 = 35,667.28/x
  3. Step 3: Cross multiply
    63,956.80x = 88,258.44 × 35,667.28
  4. Step 4: Simplify right side
    63,956.80x = 3,147,938,491.84
  5. Step 5: Solve for x
    x = 3,147,938,491.84/63,956.80
  6. Step 6: Final answer
    x = 49,219.76

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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.