Home / 77,845.52-116,769.24-22,442

Finding the Fourth Proportional to 77,845.52, 116,769.24 and 22,442

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Solution

The fourth proportional to 77,845.52, 116,769.24 and 22,442 is: 33,663.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,845.52 : 116,769.24 = 22,442 : x
  2. Step 2: Convert to fraction form
    77,845.52/116,769.24 = 22,442/x
  3. Step 3: Cross multiply
    77,845.52x = 116,769.24 × 22,442
  4. Step 4: Simplify right side
    77,845.52x = 2,620,535,284.08
  5. Step 5: Solve for x
    x = 2,620,535,284.08/77,845.52
  6. Step 6: Final answer
    x = 33,663.28

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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.