Home / 146,717.73-219,930.80-87,464.61

Finding the Fourth Proportional to 146,717.73, 219,930.80 and 87,464.61

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Solution

The fourth proportional to 146,717.73, 219,930.80 and 87,464.61 is: 131,110.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,717.73 : 219,930.80 = 87,464.61 : x
  2. Step 2: Convert to fraction form
    146,717.73/219,930.80 = 87,464.61/x
  3. Step 3: Cross multiply
    146,717.73x = 219,930.80 × 87,464.61
  4. Step 4: Simplify right side
    146,717.73x = 19,236,161,211.67
  5. Step 5: Solve for x
    x = 19,236,161,211.67/146,717.73
  6. Step 6: Final answer
    x = 131,110.00

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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.