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Finding the Fourth Proportional to 95,367.84, 143,052.84 and 28,808.52

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Solution

The fourth proportional to 95,367.84, 143,052.84 and 28,808.52 is: 43,213.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,367.84 : 143,052.84 = 28,808.52 : x
  2. Step 2: Convert to fraction form
    95,367.84/143,052.84 = 28,808.52/x
  3. Step 3: Cross multiply
    95,367.84x = 143,052.84 × 28,808.52
  4. Step 4: Simplify right side
    95,367.84x = 4,121,140,602.20
  5. Step 5: Solve for x
    x = 4,121,140,602.20/95,367.84
  6. Step 6: Final answer
    x = 43,213.11

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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.