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Finding the Fourth Proportional to 223,328.20, 334,992.30 and 73,591.60

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Solution

The fourth proportional to 223,328.20, 334,992.30 and 73,591.60 is: 110,387.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,328.20 : 334,992.30 = 73,591.60 : x
  2. Step 2: Convert to fraction form
    223,328.20/334,992.30 = 73,591.60/x
  3. Step 3: Cross multiply
    223,328.20x = 334,992.30 × 73,591.60
  4. Step 4: Simplify right side
    223,328.20x = 24,652,619,344.68
  5. Step 5: Solve for x
    x = 24,652,619,344.68/223,328.20
  6. Step 6: Final answer
    x = 110,387.40

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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.