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Finding the Fourth Proportional to 95,552.96, 143,140.20 and 65,493.20

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Solution

The fourth proportional to 95,552.96, 143,140.20 and 65,493.20 is: 98,110.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,552.96 : 143,140.20 = 65,493.20 : x
  2. Step 2: Convert to fraction form
    95,552.96/143,140.20 = 65,493.20/x
  3. Step 3: Cross multiply
    95,552.96x = 143,140.20 × 65,493.20
  4. Step 4: Simplify right side
    95,552.96x = 9,374,709,746.64
  5. Step 5: Solve for x
    x = 9,374,709,746.64/95,552.96
  6. Step 6: Final answer
    x = 98,110.09

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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.