Home / 179,720.56-269,620.53-53,371.09

Finding the Fourth Proportional to 179,720.56, 269,620.53 and 53,371.09

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Solution

The fourth proportional to 179,720.56, 269,620.53 and 53,371.09 is: 80,068.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,720.56 : 269,620.53 = 53,371.09 : x
  2. Step 2: Convert to fraction form
    179,720.56/269,620.53 = 53,371.09/x
  3. Step 3: Cross multiply
    179,720.56x = 269,620.53 × 53,371.09
  4. Step 4: Simplify right side
    179,720.56x = 14,389,941,572.48
  5. Step 5: Solve for x
    x = 14,389,941,572.48/179,720.56
  6. Step 6: Final answer
    x = 80,068.42

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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.