Home / 222,126.12-333,188.92-72,366.20

Finding the Fourth Proportional to 222,126.12, 333,188.92 and 72,366.20

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Solution

The fourth proportional to 222,126.12, 333,188.92 and 72,366.20 is: 108,549.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,126.12 : 333,188.92 = 72,366.20 : x
  2. Step 2: Convert to fraction form
    222,126.12/333,188.92 = 72,366.20/x
  3. Step 3: Cross multiply
    222,126.12x = 333,188.92 × 72,366.20
  4. Step 4: Simplify right side
    222,126.12x = 24,111,616,022.50
  5. Step 5: Solve for x
    x = 24,111,616,022.50/222,126.12
  6. Step 6: Final answer
    x = 108,549.22

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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.