Home / 92,440.74-138,647.21-29,252.64

Finding the Fourth Proportional to 92,440.74, 138,647.21 and 29,252.64

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Solution

The fourth proportional to 92,440.74, 138,647.21 and 29,252.64 is: 43,874.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,440.74 : 138,647.21 = 29,252.64 : x
  2. Step 2: Convert to fraction form
    92,440.74/138,647.21 = 29,252.64/x
  3. Step 3: Cross multiply
    92,440.74x = 138,647.21 × 29,252.64
  4. Step 4: Simplify right side
    92,440.74x = 4,055,796,774.87
  5. Step 5: Solve for x
    x = 4,055,796,774.87/92,440.74
  6. Step 6: Final answer
    x = 43,874.56

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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.