Home / 146,165.76-219,257.15-40,992.93

Finding the Fourth Proportional to 146,165.76, 219,257.15 and 40,992.93

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Solution

The fourth proportional to 146,165.76, 219,257.15 and 40,992.93 is: 61,491.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,165.76 : 219,257.15 = 40,992.93 : x
  2. Step 2: Convert to fraction form
    146,165.76/219,257.15 = 40,992.93/x
  3. Step 3: Cross multiply
    146,165.76x = 219,257.15 × 40,992.93
  4. Step 4: Simplify right side
    146,165.76x = 8,987,992,796.98
  5. Step 5: Solve for x
    x = 8,987,992,796.98/146,165.76
  6. Step 6: Final answer
    x = 61,491.78

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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.