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Finding the Fourth Proportional to 89,604.82, 134,313.36 and 33,422.32

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Solution

The fourth proportional to 89,604.82, 134,313.36 and 33,422.32 is: 50,098.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,604.82 : 134,313.36 = 33,422.32 : x
  2. Step 2: Convert to fraction form
    89,604.82/134,313.36 = 33,422.32/x
  3. Step 3: Cross multiply
    89,604.82x = 134,313.36 × 33,422.32
  4. Step 4: Simplify right side
    89,604.82x = 4,489,064,098.20
  5. Step 5: Solve for x
    x = 4,489,064,098.20/89,604.82
  6. Step 6: Final answer
    x = 50,098.47

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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.