Home / 177,012.40-265,443-82,184.08

Finding the Fourth Proportional to 177,012.40, 265,443 and 82,184.08

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Solution

The fourth proportional to 177,012.40, 265,443 and 82,184.08 is: 123,241.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,012.40 : 265,443 = 82,184.08 : x
  2. Step 2: Convert to fraction form
    177,012.40/265,443 = 82,184.08/x
  3. Step 3: Cross multiply
    177,012.40x = 265,443 × 82,184.08
  4. Step 4: Simplify right side
    177,012.40x = 21,815,188,747.44
  5. Step 5: Solve for x
    x = 21,815,188,747.44/177,012.40
  6. Step 6: Final answer
    x = 123,241.02

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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.