Home / 77,949.27-116,936.15-25,346.45

Finding the Fourth Proportional to 77,949.27, 116,936.15 and 25,346.45

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Solution

The fourth proportional to 77,949.27, 116,936.15 and 25,346.45 is: 38,023.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,949.27 : 116,936.15 = 25,346.45 : x
  2. Step 2: Convert to fraction form
    77,949.27/116,936.15 = 25,346.45/x
  3. Step 3: Cross multiply
    77,949.27x = 116,936.15 × 25,346.45
  4. Step 4: Simplify right side
    77,949.27x = 2,963,915,567.75
  5. Step 5: Solve for x
    x = 2,963,915,567.75/77,949.27
  6. Step 6: Final answer
    x = 38,023.65

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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.