Home / 92,446.46-138,690.48-29,270.36

Finding the Fourth Proportional to 92,446.46, 138,690.48 and 29,270.36

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Solution

The fourth proportional to 92,446.46, 138,690.48 and 29,270.36 is: 43,912.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,446.46 : 138,690.48 = 29,270.36 : x
  2. Step 2: Convert to fraction form
    92,446.46/138,690.48 = 29,270.36/x
  3. Step 3: Cross multiply
    92,446.46x = 138,690.48 × 29,270.36
  4. Step 4: Simplify right side
    92,446.46x = 4,059,520,570.02
  5. Step 5: Solve for x
    x = 4,059,520,570.02/92,446.46
  6. Step 6: Final answer
    x = 43,912.12

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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.