Home / 131,934.69-197,905.68-113,097.33

Finding the Fourth Proportional to 131,934.69, 197,905.68 and 113,097.33

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Solution

The fourth proportional to 131,934.69, 197,905.68 and 113,097.33 is: 169,649.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,934.69 : 197,905.68 = 113,097.33 : x
  2. Step 2: Convert to fraction form
    131,934.69/197,905.68 = 113,097.33/x
  3. Step 3: Cross multiply
    131,934.69x = 197,905.68 × 113,097.33
  4. Step 4: Simplify right side
    131,934.69x = 22,382,603,999.83
  5. Step 5: Solve for x
    x = 22,382,603,999.83/131,934.69
  6. Step 6: Final answer
    x = 169,649.12

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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.