Home / 131,387.08-197,228.04-52,556.26

Finding the Fourth Proportional to 131,387.08, 197,228.04 and 52,556.26

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Solution

The fourth proportional to 131,387.08, 197,228.04 and 52,556.26 is: 78,893.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,387.08 : 197,228.04 = 52,556.26 : x
  2. Step 2: Convert to fraction form
    131,387.08/197,228.04 = 52,556.26/x
  3. Step 3: Cross multiply
    131,387.08x = 197,228.04 × 52,556.26
  4. Step 4: Simplify right side
    131,387.08x = 10,365,568,149.53
  5. Step 5: Solve for x
    x = 10,365,568,149.53/131,387.08
  6. Step 6: Final answer
    x = 78,893.36

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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.