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Finding the Fourth Proportional to 223,824.40, 335,736.60 and 83,575.60

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Solution

The fourth proportional to 223,824.40, 335,736.60 and 83,575.60 is: 125,363.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,824.40 : 335,736.60 = 83,575.60 : x
  2. Step 2: Convert to fraction form
    223,824.40/335,736.60 = 83,575.60/x
  3. Step 3: Cross multiply
    223,824.40x = 335,736.60 × 83,575.60
  4. Step 4: Simplify right side
    223,824.40x = 28,059,387,786.96
  5. Step 5: Solve for x
    x = 28,059,387,786.96/223,824.40
  6. Step 6: Final answer
    x = 125,363.40

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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.