Home / 222,258.25-333,416.67-72,446.05

Finding the Fourth Proportional to 222,258.25, 333,416.67 and 72,446.05

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Solution

The fourth proportional to 222,258.25, 333,416.67 and 72,446.05 is: 108,678.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,258.25 : 333,416.67 = 72,446.05 : x
  2. Step 2: Convert to fraction form
    222,258.25/333,416.67 = 72,446.05/x
  3. Step 3: Cross multiply
    222,258.25x = 333,416.67 × 72,446.05
  4. Step 4: Simplify right side
    222,258.25x = 24,154,720,745.65
  5. Step 5: Solve for x
    x = 24,154,720,745.65/222,258.25
  6. Step 6: Final answer
    x = 108,678.62

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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.