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Finding the Fourth Proportional to 95,347.71, 143,022.60 and 28,788.39

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Solution

The fourth proportional to 95,347.71, 143,022.60 and 28,788.39 is: 43,182.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,347.71 : 143,022.60 = 28,788.39 : x
  2. Step 2: Convert to fraction form
    95,347.71/143,022.60 = 28,788.39/x
  3. Step 3: Cross multiply
    95,347.71x = 143,022.60 × 28,788.39
  4. Step 4: Simplify right side
    95,347.71x = 4,117,390,387.61
  5. Step 5: Solve for x
    x = 4,117,390,387.61/95,347.71
  6. Step 6: Final answer
    x = 43,182.90

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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.