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Finding the Fourth Proportional to 222,126.66, 333,189.63 and 72,366.66

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Solution

The fourth proportional to 222,126.66, 333,189.63 and 72,366.66 is: 108,549.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,126.66 : 333,189.63 = 72,366.66 : x
  2. Step 2: Convert to fraction form
    222,126.66/333,189.63 = 72,366.66/x
  3. Step 3: Cross multiply
    222,126.66x = 333,189.63 × 72,366.66
  4. Step 4: Simplify right side
    222,126.66x = 24,111,820,669.74
  5. Step 5: Solve for x
    x = 24,111,820,669.74/222,126.66
  6. Step 6: Final answer
    x = 108,549.87

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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.