Home / 131,724.12-197,642.44-41,774.09

Finding the Fourth Proportional to 131,724.12, 197,642.44 and 41,774.09

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Solution

The fourth proportional to 131,724.12, 197,642.44 and 41,774.09 is: 62,678.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,724.12 : 197,642.44 = 41,774.09 : x
  2. Step 2: Convert to fraction form
    131,724.12/197,642.44 = 41,774.09/x
  3. Step 3: Cross multiply
    131,724.12x = 197,642.44 × 41,774.09
  4. Step 4: Simplify right side
    131,724.12x = 8,256,333,324.45
  5. Step 5: Solve for x
    x = 8,256,333,324.45/131,724.12
  6. Step 6: Final answer
    x = 62,678.98

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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.