Home / 214,596.19-321,901.04-102,288.61

Finding the Fourth Proportional to 214,596.19, 321,901.04 and 102,288.61

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Solution

The fourth proportional to 214,596.19, 321,901.04 and 102,288.61 is: 153,436.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,596.19 : 321,901.04 = 102,288.61 : x
  2. Step 2: Convert to fraction form
    214,596.19/321,901.04 = 102,288.61/x
  3. Step 3: Cross multiply
    214,596.19x = 321,901.04 × 102,288.61
  4. Step 4: Simplify right side
    214,596.19x = 32,926,809,939.15
  5. Step 5: Solve for x
    x = 32,926,809,939.15/214,596.19
  6. Step 6: Final answer
    x = 153,436.13

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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.