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Finding the Fourth Proportional to 228,122.22, 342,241.68 and 94,958.22

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Solution

The fourth proportional to 228,122.22, 342,241.68 and 94,958.22 is: 142,461.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,122.22 : 342,241.68 = 94,958.22 : x
  2. Step 2: Convert to fraction form
    228,122.22/342,241.68 = 94,958.22/x
  3. Step 3: Cross multiply
    228,122.22x = 342,241.68 × 94,958.22
  4. Step 4: Simplify right side
    228,122.22x = 32,498,660,742.61
  5. Step 5: Solve for x
    x = 32,498,660,742.61/228,122.22
  6. Step 6: Final answer
    x = 142,461.62

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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.