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Finding the Fourth Proportional to 95,600.56, 143,400.84 and 45,528.86

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Solution

The fourth proportional to 95,600.56, 143,400.84 and 45,528.86 is: 68,293.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,600.56 : 143,400.84 = 45,528.86 : x
  2. Step 2: Convert to fraction form
    95,600.56/143,400.84 = 45,528.86/x
  3. Step 3: Cross multiply
    95,600.56x = 143,400.84 × 45,528.86
  4. Step 4: Simplify right side
    95,600.56x = 6,528,876,768.24
  5. Step 5: Solve for x
    x = 6,528,876,768.24/95,600.56
  6. Step 6: Final answer
    x = 68,293.29

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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.