Home / 221,327.52-331,345.36-164,652.84

Finding the Fourth Proportional to 221,327.52, 331,345.36 and 164,652.84

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Solution

The fourth proportional to 221,327.52, 331,345.36 and 164,652.84 is: 246,498.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,327.52 : 331,345.36 = 164,652.84 : x
  2. Step 2: Convert to fraction form
    221,327.52/331,345.36 = 164,652.84/x
  3. Step 3: Cross multiply
    221,327.52x = 331,345.36 × 164,652.84
  4. Step 4: Simplify right side
    221,327.52x = 54,556,954,544.82
  5. Step 5: Solve for x
    x = 54,556,954,544.82/221,327.52
  6. Step 6: Final answer
    x = 246,498.74

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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.