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Finding the Fourth Proportional to 89,473.96, 134,202.30 and 45,083.08

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Solution

The fourth proportional to 89,473.96, 134,202.30 and 45,083.08 is: 67,620.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,473.96 : 134,202.30 = 45,083.08 : x
  2. Step 2: Convert to fraction form
    89,473.96/134,202.30 = 45,083.08/x
  3. Step 3: Cross multiply
    89,473.96x = 134,202.30 × 45,083.08
  4. Step 4: Simplify right side
    89,473.96x = 6,050,253,027.08
  5. Step 5: Solve for x
    x = 6,050,253,027.08/89,473.96
  6. Step 6: Final answer
    x = 67,620.27

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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.