Home / 77,804.38-116,717.37-25,196.86

Finding the Fourth Proportional to 77,804.38, 116,717.37 and 25,196.86

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Solution

The fourth proportional to 77,804.38, 116,717.37 and 25,196.86 is: 37,798.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,804.38 : 116,717.37 = 25,196.86 : x
  2. Step 2: Convert to fraction form
    77,804.38/116,717.37 = 25,196.86/x
  3. Step 3: Cross multiply
    77,804.38x = 116,717.37 × 25,196.86
  4. Step 4: Simplify right side
    77,804.38x = 2,940,911,231.46
  5. Step 5: Solve for x
    x = 2,940,911,231.46/77,804.38
  6. Step 6: Final answer
    x = 37,798.79

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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.