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Finding the Fourth Proportional to 63,458.32, 87,573 and 35,164.48

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Solution

The fourth proportional to 63,458.32, 87,573 and 35,164.48 is: 48,527.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,458.32 : 87,573 = 35,164.48 : x
  2. Step 2: Convert to fraction form
    63,458.32/87,573 = 35,164.48/x
  3. Step 3: Cross multiply
    63,458.32x = 87,573 × 35,164.48
  4. Step 4: Simplify right side
    63,458.32x = 3,079,459,007.04
  5. Step 5: Solve for x
    x = 3,079,459,007.04/63,458.32
  6. Step 6: Final answer
    x = 48,527.27

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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.