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Finding the Fourth Proportional to 95,395.80, 143,095.02 and 28,836.48

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Solution

The fourth proportional to 95,395.80, 143,095.02 and 28,836.48 is: 43,255.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,395.80 : 143,095.02 = 28,836.48 : x
  2. Step 2: Convert to fraction form
    95,395.80/143,095.02 = 28,836.48/x
  3. Step 3: Cross multiply
    95,395.80x = 143,095.02 × 28,836.48
  4. Step 4: Simplify right side
    95,395.80x = 4,126,356,682.33
  5. Step 5: Solve for x
    x = 4,126,356,682.33/95,395.80
  6. Step 6: Final answer
    x = 43,255.12

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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.