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Finding the Fourth Proportional to 83,383.32, 125,025.54 and 33,487.08

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Solution

The fourth proportional to 83,383.32, 125,025.54 and 33,487.08 is: 50,210.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,383.32 : 125,025.54 = 33,487.08 : x
  2. Step 2: Convert to fraction form
    83,383.32/125,025.54 = 33,487.08/x
  3. Step 3: Cross multiply
    83,383.32x = 125,025.54 × 33,487.08
  4. Step 4: Simplify right side
    83,383.32x = 4,186,740,260.02
  5. Step 5: Solve for x
    x = 4,186,740,260.02/83,383.32
  6. Step 6: Final answer
    x = 50,210.76

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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.