Home / 67,344.90-92,917.77-38,272.86

Finding the Fourth Proportional to 67,344.90, 92,917.77 and 38,272.86

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Solution

The fourth proportional to 67,344.90, 92,917.77 and 38,272.86 is: 52,806.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,344.90 : 92,917.77 = 38,272.86 : x
  2. Step 2: Convert to fraction form
    67,344.90/92,917.77 = 38,272.86/x
  3. Step 3: Cross multiply
    67,344.90x = 92,917.77 × 38,272.86
  4. Step 4: Simplify right side
    67,344.90x = 3,556,228,802.72
  5. Step 5: Solve for x
    x = 3,556,228,802.72/67,344.90
  6. Step 6: Final answer
    x = 52,806.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.