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Finding the Fourth Proportional to 223,433.84, 335,150.82 and 65,662.30

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Solution

The fourth proportional to 223,433.84, 335,150.82 and 65,662.30 is: 98,493.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,433.84 : 335,150.82 = 65,662.30 : x
  2. Step 2: Convert to fraction form
    223,433.84/335,150.82 = 65,662.30/x
  3. Step 3: Cross multiply
    223,433.84x = 335,150.82 × 65,662.30
  4. Step 4: Simplify right side
    223,433.84x = 22,006,773,688.09
  5. Step 5: Solve for x
    x = 22,006,773,688.09/223,433.84
  6. Step 6: Final answer
    x = 98,493.47

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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.