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Finding the Fourth Proportional to 223,552.80, 335,319.60 and 75,808.80

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Solution

The fourth proportional to 223,552.80, 335,319.60 and 75,808.80 is: 113,709.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,552.80 : 335,319.60 = 75,808.80 : x
  2. Step 2: Convert to fraction form
    223,552.80/335,319.60 = 75,808.80/x
  3. Step 3: Cross multiply
    223,552.80x = 335,319.60 × 75,808.80
  4. Step 4: Simplify right side
    223,552.80x = 25,420,176,492.48
  5. Step 5: Solve for x
    x = 25,420,176,492.48/223,552.80
  6. Step 6: Final answer
    x = 113,709.94

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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.