Home / 194,878.20-292,098.60-82,539.30

Finding the Fourth Proportional to 194,878.20, 292,098.60 and 82,539.30

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Solution

The fourth proportional to 194,878.20, 292,098.60 and 82,539.30 is: 123,716.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,878.20 : 292,098.60 = 82,539.30 : x
  2. Step 2: Convert to fraction form
    194,878.20/292,098.60 = 82,539.30/x
  3. Step 3: Cross multiply
    194,878.20x = 292,098.60 × 82,539.30
  4. Step 4: Simplify right side
    194,878.20x = 24,109,613,974.98
  5. Step 5: Solve for x
    x = 24,109,613,974.98/194,878.20
  6. Step 6: Final answer
    x = 123,716.32

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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.