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Finding the Fourth Proportional to 63,627.75, 87,809.94 and 35,335.26

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Solution

The fourth proportional to 63,627.75, 87,809.94 and 35,335.26 is: 48,764.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,627.75 : 87,809.94 = 35,335.26 : x
  2. Step 2: Convert to fraction form
    63,627.75/87,809.94 = 35,335.26/x
  3. Step 3: Cross multiply
    63,627.75x = 87,809.94 × 35,335.26
  4. Step 4: Simplify right side
    63,627.75x = 3,102,787,060.48
  5. Step 5: Solve for x
    x = 3,102,787,060.48/63,627.75
  6. Step 6: Final answer
    x = 48,764.68

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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.