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Finding the Fourth Proportional to 63,464.63, 87,581.79 and 35,170.92

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Solution

The fourth proportional to 63,464.63, 87,581.79 and 35,170.92 is: 48,536.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,464.63 : 87,581.79 = 35,170.92 : x
  2. Step 2: Convert to fraction form
    63,464.63/87,581.79 = 35,170.92/x
  3. Step 3: Cross multiply
    63,464.63x = 87,581.79 × 35,170.92
  4. Step 4: Simplify right side
    63,464.63x = 3,080,332,129.55
  5. Step 5: Solve for x
    x = 3,080,332,129.55/63,464.63
  6. Step 6: Final answer
    x = 48,536.21

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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.