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Finding the Fourth Proportional to 201,333.11, 277,839.87 and 110,690.62

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Solution

The fourth proportional to 201,333.11, 277,839.87 and 110,690.62 is: 152,753.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,333.11 : 277,839.87 = 110,690.62 : x
  2. Step 2: Convert to fraction form
    201,333.11/277,839.87 = 110,690.62/x
  3. Step 3: Cross multiply
    201,333.11x = 277,839.87 × 110,690.62
  4. Step 4: Simplify right side
    201,333.11x = 30,754,266,776.42
  5. Step 5: Solve for x
    x = 30,754,266,776.42/201,333.11
  6. Step 6: Final answer
    x = 152,753.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.