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Finding the Fourth Proportional to 222,609.12, 333,952.56 and 97,946.88

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Solution

The fourth proportional to 222,609.12, 333,952.56 and 97,946.88 is: 146,937.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,609.12 : 333,952.56 = 97,946.88 : x
  2. Step 2: Convert to fraction form
    222,609.12/333,952.56 = 97,946.88/x
  3. Step 3: Cross multiply
    222,609.12x = 333,952.56 × 97,946.88
  4. Step 4: Simplify right side
    222,609.12x = 32,709,611,320.01
  5. Step 5: Solve for x
    x = 32,709,611,320.01/222,609.12
  6. Step 6: Final answer
    x = 146,937.43

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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.