Home / 108,158.00-162,338.76-54,888.22

Finding the Fourth Proportional to 108,158.00, 162,338.76 and 54,888.22

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Solution

The fourth proportional to 108,158.00, 162,338.76 and 54,888.22 is: 82,383.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,158.00 : 162,338.76 = 54,888.22 : x
  2. Step 2: Convert to fraction form
    108,158.00/162,338.76 = 54,888.22/x
  3. Step 3: Cross multiply
    108,158.00x = 162,338.76 × 54,888.22
  4. Step 4: Simplify right side
    108,158.00x = 8,910,485,167.56
  5. Step 5: Solve for x
    x = 8,910,485,167.56/108,158.00
  6. Step 6: Final answer
    x = 82,383.97

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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.