Home / 309,474.14-464,057.98-109,764.59

Finding the Fourth Proportional to 309,474.14, 464,057.98 and 109,764.59

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Solution

The fourth proportional to 309,474.14, 464,057.98 and 109,764.59 is: 164,592.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,474.14 : 464,057.98 = 109,764.59 : x
  2. Step 2: Convert to fraction form
    309,474.14/464,057.98 = 109,764.59/x
  3. Step 3: Cross multiply
    309,474.14x = 464,057.98 × 109,764.59
  4. Step 4: Simplify right side
    309,474.14x = 50,937,131,316.23
  5. Step 5: Solve for x
    x = 50,937,131,316.23/309,474.14
  6. Step 6: Final answer
    x = 164,592.53

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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.