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Finding the Fourth Proportional to 235,230.80, 353,546.08 and 110,659.28

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Solution

The fourth proportional to 235,230.80, 353,546.08 and 110,659.28 is: 166,318.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,230.80 : 353,546.08 = 110,659.28 : x
  2. Step 2: Convert to fraction form
    235,230.80/353,546.08 = 110,659.28/x
  3. Step 3: Cross multiply
    235,230.80x = 353,546.08 × 110,659.28
  4. Step 4: Simplify right side
    235,230.80x = 39,123,154,659.62
  5. Step 5: Solve for x
    x = 39,123,154,659.62/235,230.80
  6. Step 6: Final answer
    x = 166,318.16

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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.