Home / 214,479.52-321,719.28-146,944.96

Finding the Fourth Proportional to 214,479.52, 321,719.28 and 146,944.96

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Solution

The fourth proportional to 214,479.52, 321,719.28 and 146,944.96 is: 220,417.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,479.52 : 321,719.28 = 146,944.96 : x
  2. Step 2: Convert to fraction form
    214,479.52/321,719.28 = 146,944.96/x
  3. Step 3: Cross multiply
    214,479.52x = 321,719.28 × 146,944.96
  4. Step 4: Simplify right side
    214,479.52x = 47,275,026,730.83
  5. Step 5: Solve for x
    x = 47,275,026,730.83/214,479.52
  6. Step 6: Final answer
    x = 220,417.44

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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.