Home / 165,136.56-247,709.52-40,477.44

Finding the Fourth Proportional to 165,136.56, 247,709.52 and 40,477.44

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Solution

The fourth proportional to 165,136.56, 247,709.52 and 40,477.44 is: 60,717.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,136.56 : 247,709.52 = 40,477.44 : x
  2. Step 2: Convert to fraction form
    165,136.56/247,709.52 = 40,477.44/x
  3. Step 3: Cross multiply
    165,136.56x = 247,709.52 × 40,477.44
  4. Step 4: Simplify right side
    165,136.56x = 10,026,647,233.23
  5. Step 5: Solve for x
    x = 10,026,647,233.23/165,136.56
  6. Step 6: Final answer
    x = 60,717.31

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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.