Home / 108,205.89-162,309.64-33,326.65

Finding the Fourth Proportional to 108,205.89, 162,309.64 and 33,326.65

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Solution

The fourth proportional to 108,205.89, 162,309.64 and 33,326.65 is: 49,990.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,205.89 : 162,309.64 = 33,326.65 : x
  2. Step 2: Convert to fraction form
    108,205.89/162,309.64 = 33,326.65/x
  3. Step 3: Cross multiply
    108,205.89x = 162,309.64 × 33,326.65
  4. Step 4: Simplify right side
    108,205.89x = 5,409,236,563.91
  5. Step 5: Solve for x
    x = 5,409,236,563.91/108,205.89
  6. Step 6: Final answer
    x = 49,990.22

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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.