Home / 108,222.38-162,336.40-51,282.92

Finding the Fourth Proportional to 108,222.38, 162,336.40 and 51,282.92

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Solution

The fourth proportional to 108,222.38, 162,336.40 and 51,282.92 is: 76,925.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,222.38 : 162,336.40 = 51,282.92 : x
  2. Step 2: Convert to fraction form
    108,222.38/162,336.40 = 51,282.92/x
  3. Step 3: Cross multiply
    108,222.38x = 162,336.40 × 51,282.92
  4. Step 4: Simplify right side
    108,222.38x = 8,325,085,180.39
  5. Step 5: Solve for x
    x = 8,325,085,180.39/108,222.38
  6. Step 6: Final answer
    x = 76,925.73

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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.