Home / 108,313.49-162,499.22-33,430.61

Finding the Fourth Proportional to 108,313.49, 162,499.22 and 33,430.61

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Solution

The fourth proportional to 108,313.49, 162,499.22 and 33,430.61 is: 50,154.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,313.49 : 162,499.22 = 33,430.61 : x
  2. Step 2: Convert to fraction form
    108,313.49/162,499.22 = 33,430.61/x
  3. Step 3: Cross multiply
    108,313.49x = 162,499.22 × 33,430.61
  4. Step 4: Simplify right side
    108,313.49x = 5,432,448,049.12
  5. Step 5: Solve for x
    x = 5,432,448,049.12/108,313.49
  6. Step 6: Final answer
    x = 50,154.86

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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.