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Finding the Fourth Proportional to 89,347.44, 134,022.20 and 22,787.44

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Solution

The fourth proportional to 89,347.44, 134,022.20 and 22,787.44 is: 34,181.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,347.44 : 134,022.20 = 22,787.44 : x
  2. Step 2: Convert to fraction form
    89,347.44/134,022.20 = 22,787.44/x
  3. Step 3: Cross multiply
    89,347.44x = 134,022.20 × 22,787.44
  4. Step 4: Simplify right side
    89,347.44x = 3,054,022,841.17
  5. Step 5: Solve for x
    x = 3,054,022,841.17/89,347.44
  6. Step 6: Final answer
    x = 34,181.43

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1.5x scale

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.