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Finding the Fourth Proportional to 88,571.39, 132,808.11 and 35,209.31

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Solution

The fourth proportional to 88,571.39, 132,808.11 and 35,209.31 is: 52,794.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,571.39 : 132,808.11 = 35,209.31 : x
  2. Step 2: Convert to fraction form
    88,571.39/132,808.11 = 35,209.31/x
  3. Step 3: Cross multiply
    88,571.39x = 132,808.11 × 35,209.31
  4. Step 4: Simplify right side
    88,571.39x = 4,676,081,251.46
  5. Step 5: Solve for x
    x = 4,676,081,251.46/88,571.39
  6. Step 6: Final answer
    x = 52,794.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.