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Finding the Fourth Proportional to 376,744.08, 565,071.36 and 123,961.89

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Solution

The fourth proportional to 376,744.08, 565,071.36 and 123,961.89 is: 185,928.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,744.08 : 565,071.36 = 123,961.89 : x
  2. Step 2: Convert to fraction form
    376,744.08/565,071.36 = 123,961.89/x
  3. Step 3: Cross multiply
    376,744.08x = 565,071.36 × 123,961.89
  4. Step 4: Simplify right side
    376,744.08x = 70,047,313,770.47
  5. Step 5: Solve for x
    x = 70,047,313,770.47/376,744.08
  6. Step 6: Final answer
    x = 185,928.11

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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.