Home / 222,125.20-333,236.40-72,372.40

Finding the Fourth Proportional to 222,125.20, 333,236.40 and 72,372.40

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Solution

The fourth proportional to 222,125.20, 333,236.40 and 72,372.40 is: 108,574.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,125.20 : 333,236.40 = 72,372.40 : x
  2. Step 2: Convert to fraction form
    222,125.20/333,236.40 = 72,372.40/x
  3. Step 3: Cross multiply
    222,125.20x = 333,236.40 × 72,372.40
  4. Step 4: Simplify right side
    222,125.20x = 24,117,118,035.36
  5. Step 5: Solve for x
    x = 24,117,118,035.36/222,125.20
  6. Step 6: Final answer
    x = 108,574.43

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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.