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Finding the Fourth Proportional to 95,751.10, 143,636.64 and 36,636.22

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Solution

The fourth proportional to 95,751.10, 143,636.64 and 36,636.22 is: 54,958.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,751.10 : 143,636.64 = 36,636.22 : x
  2. Step 2: Convert to fraction form
    95,751.10/143,636.64 = 36,636.22/x
  3. Step 3: Cross multiply
    95,751.10x = 143,636.64 × 36,636.22
  4. Step 4: Simplify right side
    95,751.10x = 5,262,303,543.10
  5. Step 5: Solve for x
    x = 5,262,303,543.10/95,751.10
  6. Step 6: Final answer
    x = 54,958.15

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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.