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Finding the Fourth Proportional to 95,876.82, 143,815.19 and 29,316.94

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Solution

The fourth proportional to 95,876.82, 143,815.19 and 29,316.94 is: 43,975.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,876.82 : 143,815.19 = 29,316.94 : x
  2. Step 2: Convert to fraction form
    95,876.82/143,815.19 = 29,316.94/x
  3. Step 3: Cross multiply
    95,876.82x = 143,815.19 × 29,316.94
  4. Step 4: Simplify right side
    95,876.82x = 4,216,221,296.32
  5. Step 5: Solve for x
    x = 4,216,221,296.32/95,876.82
  6. Step 6: Final answer
    x = 43,975.40

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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.