Home / 92,979.22-139,467.60-22,859.14

Finding the Fourth Proportional to 92,979.22, 139,467.60 and 22,859.14

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Solution

The fourth proportional to 92,979.22, 139,467.60 and 22,859.14 is: 34,288.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,979.22 : 139,467.60 = 22,859.14 : x
  2. Step 2: Convert to fraction form
    92,979.22/139,467.60 = 22,859.14/x
  3. Step 3: Cross multiply
    92,979.22x = 139,467.60 × 22,859.14
  4. Step 4: Simplify right side
    92,979.22x = 3,188,109,393.86
  5. Step 5: Solve for x
    x = 3,188,109,393.86/92,979.22
  6. Step 6: Final answer
    x = 34,288.41

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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.