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Finding the Fourth Proportional to 95,884.99, 143,848.25 and 36,720.66

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Solution

The fourth proportional to 95,884.99, 143,848.25 and 36,720.66 is: 55,088.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,884.99 : 143,848.25 = 36,720.66 : x
  2. Step 2: Convert to fraction form
    95,884.99/143,848.25 = 36,720.66/x
  3. Step 3: Cross multiply
    95,884.99x = 143,848.25 × 36,720.66
  4. Step 4: Simplify right side
    95,884.99x = 5,282,202,679.85
  5. Step 5: Solve for x
    x = 5,282,202,679.85/95,884.99
  6. Step 6: Final answer
    x = 55,088.94

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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.