Home / 272,722.20-376,409.22-165,351.04

Finding the Fourth Proportional to 272,722.20, 376,409.22 and 165,351.04

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Solution

The fourth proportional to 272,722.20, 376,409.22 and 165,351.04 is: 228,216.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,722.20 : 376,409.22 = 165,351.04 : x
  2. Step 2: Convert to fraction form
    272,722.20/376,409.22 = 165,351.04/x
  3. Step 3: Cross multiply
    272,722.20x = 376,409.22 × 165,351.04
  4. Step 4: Simplify right side
    272,722.20x = 62,239,655,992.59
  5. Step 5: Solve for x
    x = 62,239,655,992.59/272,722.20
  6. Step 6: Final answer
    x = 228,216.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.