Home / 107,549.85-161,395.85-50,640.03

Finding the Fourth Proportional to 107,549.85, 161,395.85 and 50,640.03

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Solution

The fourth proportional to 107,549.85, 161,395.85 and 50,640.03 is: 75,993.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,549.85 : 161,395.85 = 50,640.03 : x
  2. Step 2: Convert to fraction form
    107,549.85/161,395.85 = 50,640.03/x
  3. Step 3: Cross multiply
    107,549.85x = 161,395.85 × 50,640.03
  4. Step 4: Simplify right side
    107,549.85x = 8,173,091,037.91
  5. Step 5: Solve for x
    x = 8,173,091,037.91/107,549.85
  6. Step 6: Final answer
    x = 75,993.51

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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.