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Finding the Fourth Proportional to 63,466.72, 87,574.08 and 35,171.44

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Solution

The fourth proportional to 63,466.72, 87,574.08 and 35,171.44 is: 48,531.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,466.72 : 87,574.08 = 35,171.44 : x
  2. Step 2: Convert to fraction form
    63,466.72/87,574.08 = 35,171.44/x
  3. Step 3: Cross multiply
    63,466.72x = 87,574.08 × 35,171.44
  4. Step 4: Simplify right side
    63,466.72x = 3,080,106,500.28
  5. Step 5: Solve for x
    x = 3,080,106,500.28/63,466.72
  6. Step 6: Final answer
    x = 48,531.05

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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.