Home / 92,002.19-138,003.26-28,822.82

Finding the Fourth Proportional to 92,002.19, 138,003.26 and 28,822.82

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Solution

The fourth proportional to 92,002.19, 138,003.26 and 28,822.82 is: 43,234.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,002.19 : 138,003.26 = 28,822.82 : x
  2. Step 2: Convert to fraction form
    92,002.19/138,003.26 = 28,822.82/x
  3. Step 3: Cross multiply
    92,002.19x = 138,003.26 × 28,822.82
  4. Step 4: Simplify right side
    92,002.19x = 3,977,642,288.26
  5. Step 5: Solve for x
    x = 3,977,642,288.26/92,002.19
  6. Step 6: Final answer
    x = 43,234.22

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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.