Home / 214,235.64-321,551.10-109,132.92

Finding the Fourth Proportional to 214,235.64, 321,551.10 and 109,132.92

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Solution

The fourth proportional to 214,235.64, 321,551.10 and 109,132.92 is: 163,800.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,235.64 : 321,551.10 = 109,132.92 : x
  2. Step 2: Convert to fraction form
    214,235.64/321,551.10 = 109,132.92/x
  3. Step 3: Cross multiply
    214,235.64x = 321,551.10 × 109,132.92
  4. Step 4: Simplify right side
    214,235.64x = 35,091,810,472.21
  5. Step 5: Solve for x
    x = 35,091,810,472.21/214,235.64
  6. Step 6: Final answer
    x = 163,800.06

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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.