Home / 107,679.18-161,544.33-33,807.18

Finding the Fourth Proportional to 107,679.18, 161,544.33 and 33,807.18

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Solution

The fourth proportional to 107,679.18, 161,544.33 and 33,807.18 is: 50,718.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,679.18 : 161,544.33 = 33,807.18 : x
  2. Step 2: Convert to fraction form
    107,679.18/161,544.33 = 33,807.18/x
  3. Step 3: Cross multiply
    107,679.18x = 161,544.33 × 33,807.18
  4. Step 4: Simplify right side
    107,679.18x = 5,461,358,242.29
  5. Step 5: Solve for x
    x = 5,461,358,242.29/107,679.18
  6. Step 6: Final answer
    x = 50,718.79

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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.