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Finding the Fourth Proportional to 63,911.32, 88,201.46 and 35,230.94

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Solution

The fourth proportional to 63,911.32, 88,201.46 and 35,230.94 is: 48,620.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,911.32 : 88,201.46 = 35,230.94 : x
  2. Step 2: Convert to fraction form
    63,911.32/88,201.46 = 35,230.94/x
  3. Step 3: Cross multiply
    63,911.32x = 88,201.46 × 35,230.94
  4. Step 4: Simplify right side
    63,911.32x = 3,107,420,345.17
  5. Step 5: Solve for x
    x = 3,107,420,345.17/63,911.32
  6. Step 6: Final answer
    x = 48,620.81

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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.