Home / 194,621.31-291,971.45-82,301.24

Finding the Fourth Proportional to 194,621.31, 291,971.45 and 82,301.24

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Solution

The fourth proportional to 194,621.31, 291,971.45 and 82,301.24 is: 123,468.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,621.31 : 291,971.45 = 82,301.24 : x
  2. Step 2: Convert to fraction form
    194,621.31/291,971.45 = 82,301.24/x
  3. Step 3: Cross multiply
    194,621.31x = 291,971.45 × 82,301.24
  4. Step 4: Simplify right side
    194,621.31x = 24,029,612,379.60
  5. Step 5: Solve for x
    x = 24,029,612,379.60/194,621.31
  6. Step 6: Final answer
    x = 123,468.56

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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.