Home / 95,316.96-142,976.40-28,757.64

Finding the Fourth Proportional to 95,316.96, 142,976.40 and 28,757.64

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Solution

The fourth proportional to 95,316.96, 142,976.40 and 28,757.64 is: 43,136.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,316.96 : 142,976.40 = 28,757.64 : x
  2. Step 2: Convert to fraction form
    95,316.96/142,976.40 = 28,757.64/x
  3. Step 3: Cross multiply
    95,316.96x = 142,976.40 × 28,757.64
  4. Step 4: Simplify right side
    95,316.96x = 4,111,663,839.70
  5. Step 5: Solve for x
    x = 4,111,663,839.70/95,316.96
  6. Step 6: Final answer
    x = 43,136.75

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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.