Home / 214,600.19-321,907.04-102,292.61

Finding the Fourth Proportional to 214,600.19, 321,907.04 and 102,292.61

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Solution

The fourth proportional to 214,600.19, 321,907.04 and 102,292.61 is: 153,442.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,600.19 : 321,907.04 = 102,292.61 : x
  2. Step 2: Convert to fraction form
    214,600.19/321,907.04 = 102,292.61/x
  3. Step 3: Cross multiply
    214,600.19x = 321,907.04 × 102,292.61
  4. Step 4: Simplify right side
    214,600.19x = 32,928,711,298.97
  5. Step 5: Solve for x
    x = 32,928,711,298.97/214,600.19
  6. Step 6: Final answer
    x = 153,442.13

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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.