Home / 110,382.48-165,556.98-40,261.86

Finding the Fourth Proportional to 110,382.48, 165,556.98 and 40,261.86

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Solution

The fourth proportional to 110,382.48, 165,556.98 and 40,261.86 is: 60,386.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,382.48 : 165,556.98 = 40,261.86 : x
  2. Step 2: Convert to fraction form
    110,382.48/165,556.98 = 40,261.86/x
  3. Step 3: Cross multiply
    110,382.48x = 165,556.98 × 40,261.86
  4. Step 4: Simplify right side
    110,382.48x = 6,665,631,950.78
  5. Step 5: Solve for x
    x = 6,665,631,950.78/110,382.48
  6. Step 6: Final answer
    x = 60,386.68

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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.