Home / 179,640.60-269,386.76-61,321.48

Finding the Fourth Proportional to 179,640.60, 269,386.76 and 61,321.48

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Solution

The fourth proportional to 179,640.60, 269,386.76 and 61,321.48 is: 91,956.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,640.60 : 269,386.76 = 61,321.48 : x
  2. Step 2: Convert to fraction form
    179,640.60/269,386.76 = 61,321.48/x
  3. Step 3: Cross multiply
    179,640.60x = 269,386.76 × 61,321.48
  4. Step 4: Simplify right side
    179,640.60x = 16,519,194,815.60
  5. Step 5: Solve for x
    x = 16,519,194,815.60/179,640.60
  6. Step 6: Final answer
    x = 91,956.91

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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.