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Finding the Fourth Proportional to 63,464.96, 87,581.64 and 35,170.64

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Solution

The fourth proportional to 63,464.96, 87,581.64 and 35,170.64 is: 48,535.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,464.96 : 87,581.64 = 35,170.64 : x
  2. Step 2: Convert to fraction form
    63,464.96/87,581.64 = 35,170.64/x
  3. Step 3: Cross multiply
    63,464.96x = 87,581.64 × 35,170.64
  4. Step 4: Simplify right side
    63,464.96x = 3,080,302,331.05
  5. Step 5: Solve for x
    x = 3,080,302,331.05/63,464.96
  6. Step 6: Final answer
    x = 48,535.48

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1.5x scale

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.