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Finding the Fourth Proportional to 222,470.82, 333,705.15 and 72,813.06

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Solution

The fourth proportional to 222,470.82, 333,705.15 and 72,813.06 is: 109,219.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,470.82 : 333,705.15 = 72,813.06 : x
  2. Step 2: Convert to fraction form
    222,470.82/333,705.15 = 72,813.06/x
  3. Step 3: Cross multiply
    222,470.82x = 333,705.15 × 72,813.06
  4. Step 4: Simplify right side
    222,470.82x = 24,298,093,109.26
  5. Step 5: Solve for x
    x = 24,298,093,109.26/222,470.82
  6. Step 6: Final answer
    x = 109,219.24

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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.