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Finding the Fourth Proportional to 222,112.59, 333,168.63 and 72,352.64

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Solution

The fourth proportional to 222,112.59, 333,168.63 and 72,352.64 is: 108,528.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,112.59 : 333,168.63 = 72,352.64 : x
  2. Step 2: Convert to fraction form
    222,112.59/333,168.63 = 72,352.64/x
  3. Step 3: Cross multiply
    222,112.59x = 333,168.63 × 72,352.64
  4. Step 4: Simplify right side
    222,112.59x = 24,105,630,812.52
  5. Step 5: Solve for x
    x = 24,105,630,812.52/222,112.59
  6. Step 6: Final answer
    x = 108,528.88

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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.