Home / 222,119.12-333,178.42-72,359.19

Finding the Fourth Proportional to 222,119.12, 333,178.42 and 72,359.19

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Solution

The fourth proportional to 222,119.12, 333,178.42 and 72,359.19 is: 108,538.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,119.12 : 333,178.42 = 72,359.19 : x
  2. Step 2: Convert to fraction form
    222,119.12/333,178.42 = 72,359.19/x
  3. Step 3: Cross multiply
    222,119.12x = 333,178.42 × 72,359.19
  4. Step 4: Simplify right side
    222,119.12x = 24,108,520,596.68
  5. Step 5: Solve for x
    x = 24,108,520,596.68/222,119.12
  6. Step 6: Final answer
    x = 108,538.70

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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.