Home / 107,442.13-161,163.19-33,570.13

Finding the Fourth Proportional to 107,442.13, 161,163.19 and 33,570.13

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Solution

The fourth proportional to 107,442.13, 161,163.19 and 33,570.13 is: 50,355.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,442.13 : 161,163.19 = 33,570.13 : x
  2. Step 2: Convert to fraction form
    107,442.13/161,163.19 = 33,570.13/x
  3. Step 3: Cross multiply
    107,442.13x = 161,163.19 × 33,570.13
  4. Step 4: Simplify right side
    107,442.13x = 5,410,269,239.51
  5. Step 5: Solve for x
    x = 5,410,269,239.51/107,442.13
  6. Step 6: Final answer
    x = 50,355.19

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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.