Home / 77,845.59-116,784.78-25,250.97

Finding the Fourth Proportional to 77,845.59, 116,784.78 and 25,250.97

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Solution

The fourth proportional to 77,845.59, 116,784.78 and 25,250.97 is: 37,881.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,845.59 : 116,784.78 = 25,250.97 : x
  2. Step 2: Convert to fraction form
    77,845.59/116,784.78 = 25,250.97/x
  3. Step 3: Cross multiply
    77,845.59x = 116,784.78 × 25,250.97
  4. Step 4: Simplify right side
    77,845.59x = 2,948,928,976.24
  5. Step 5: Solve for x
    x = 2,948,928,976.24/77,845.59
  6. Step 6: Final answer
    x = 37,881.77

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1.5x scale

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.