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Finding the Fourth Proportional to 222,983.78, 334,510.59 and 73,190.07

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Solution

The fourth proportional to 222,983.78, 334,510.59 and 73,190.07 is: 109,796.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,983.78 : 334,510.59 = 73,190.07 : x
  2. Step 2: Convert to fraction form
    222,983.78/334,510.59 = 73,190.07/x
  3. Step 3: Cross multiply
    222,983.78x = 334,510.59 × 73,190.07
  4. Step 4: Simplify right side
    222,983.78x = 24,482,853,497.84
  5. Step 5: Solve for x
    x = 24,482,853,497.84/222,983.78
  6. Step 6: Final answer
    x = 109,796.57

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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.