Home / 186,024.33-279,030.24-80,843.30

Finding the Fourth Proportional to 186,024.33, 279,030.24 and 80,843.30

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Solution

The fourth proportional to 186,024.33, 279,030.24 and 80,843.30 is: 121,262.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,024.33 : 279,030.24 = 80,843.30 : x
  2. Step 2: Convert to fraction form
    186,024.33/279,030.24 = 80,843.30/x
  3. Step 3: Cross multiply
    186,024.33x = 279,030.24 × 80,843.30
  4. Step 4: Simplify right side
    186,024.33x = 22,557,724,006.24
  5. Step 5: Solve for x
    x = 22,557,724,006.24/186,024.33
  6. Step 6: Final answer
    x = 121,262.22

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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.