Home / 214,107.46-321,360.45-109,005.10

Finding the Fourth Proportional to 214,107.46, 321,360.45 and 109,005.10

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Solution

The fourth proportional to 214,107.46, 321,360.45 and 109,005.10 is: 163,609.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,107.46 : 321,360.45 = 109,005.10 : x
  2. Step 2: Convert to fraction form
    214,107.46/321,360.45 = 109,005.10/x
  3. Step 3: Cross multiply
    214,107.46x = 321,360.45 × 109,005.10
  4. Step 4: Simplify right side
    214,107.46x = 35,029,927,988.30
  5. Step 5: Solve for x
    x = 35,029,927,988.30/214,107.46
  6. Step 6: Final answer
    x = 163,609.10

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1.5x scale

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.