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Finding the Fourth Proportional to 89,486.76, 134,227.11 and 22,927.54

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Solution

The fourth proportional to 89,486.76, 134,227.11 and 22,927.54 is: 34,390.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,486.76 : 134,227.11 = 22,927.54 : x
  2. Step 2: Convert to fraction form
    89,486.76/134,227.11 = 22,927.54/x
  3. Step 3: Cross multiply
    89,486.76x = 134,227.11 × 22,927.54
  4. Step 4: Simplify right side
    89,486.76x = 3,077,497,433.61
  5. Step 5: Solve for x
    x = 3,077,497,433.61/89,486.76
  6. Step 6: Final answer
    x = 34,390.53

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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.