Home / 214,095.60-321,143.40-204,254.10

Finding the Fourth Proportional to 214,095.60, 321,143.40 and 204,254.10

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Solution

The fourth proportional to 214,095.60, 321,143.40 and 204,254.10 is: 306,381.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,095.60 : 321,143.40 = 204,254.10 : x
  2. Step 2: Convert to fraction form
    214,095.60/321,143.40 = 204,254.10/x
  3. Step 3: Cross multiply
    214,095.60x = 321,143.40 × 204,254.10
  4. Step 4: Simplify right side
    214,095.60x = 65,594,856,137.94
  5. Step 5: Solve for x
    x = 65,594,856,137.94/214,095.60
  6. Step 6: Final answer
    x = 306,381.15

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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.