Home / 108,280.12-162,437.70-33,382.75

Finding the Fourth Proportional to 108,280.12, 162,437.70 and 33,382.75

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Solution

The fourth proportional to 108,280.12, 162,437.70 and 33,382.75 is: 50,079.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,280.12 : 162,437.70 = 33,382.75 : x
  2. Step 2: Convert to fraction form
    108,280.12/162,437.70 = 33,382.75/x
  3. Step 3: Cross multiply
    108,280.12x = 162,437.70 × 33,382.75
  4. Step 4: Simplify right side
    108,280.12x = 5,422,617,129.68
  5. Step 5: Solve for x
    x = 5,422,617,129.68/108,280.12
  6. Step 6: Final answer
    x = 50,079.53

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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.