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Finding the Fourth Proportional to 222,193.52, 333,340.28 and 70,399.72

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Solution

The fourth proportional to 222,193.52, 333,340.28 and 70,399.72 is: 105,615.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,193.52 : 333,340.28 = 70,399.72 : x
  2. Step 2: Convert to fraction form
    222,193.52/333,340.28 = 70,399.72/x
  3. Step 3: Cross multiply
    222,193.52x = 333,340.28 × 70,399.72
  4. Step 4: Simplify right side
    222,193.52x = 23,467,062,705.40
  5. Step 5: Solve for x
    x = 23,467,062,705.40/222,193.52
  6. Step 6: Final answer
    x = 105,615.42

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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.