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Finding the Fourth Proportional to 222,464.10, 333,732.51 and 72,660.90

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Solution

The fourth proportional to 222,464.10, 333,732.51 and 72,660.90 is: 109,003.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,464.10 : 333,732.51 = 72,660.90 : x
  2. Step 2: Convert to fraction form
    222,464.10/333,732.51 = 72,660.90/x
  3. Step 3: Cross multiply
    222,464.10x = 333,732.51 × 72,660.90
  4. Step 4: Simplify right side
    222,464.10x = 24,249,304,535.86
  5. Step 5: Solve for x
    x = 24,249,304,535.86/222,464.10
  6. Step 6: Final answer
    x = 109,003.23

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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.