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Finding the Fourth Proportional to 63,335.44, 87,405.48 and 35,040.64

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Solution

The fourth proportional to 63,335.44, 87,405.48 and 35,040.64 is: 48,357.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,335.44 : 87,405.48 = 35,040.64 : x
  2. Step 2: Convert to fraction form
    63,335.44/87,405.48 = 35,040.64/x
  3. Step 3: Cross multiply
    63,335.44x = 87,405.48 × 35,040.64
  4. Step 4: Simplify right side
    63,335.44x = 3,062,743,958.71
  5. Step 5: Solve for x
    x = 3,062,743,958.71/63,335.44
  6. Step 6: Final answer
    x = 48,357.51

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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.