Home / 107,891.46-161,831.35-33,011.62

Finding the Fourth Proportional to 107,891.46, 161,831.35 and 33,011.62

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Solution

The fourth proportional to 107,891.46, 161,831.35 and 33,011.62 is: 49,515.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,891.46 : 161,831.35 = 33,011.62 : x
  2. Step 2: Convert to fraction form
    107,891.46/161,831.35 = 33,011.62/x
  3. Step 3: Cross multiply
    107,891.46x = 161,831.35 × 33,011.62
  4. Step 4: Simplify right side
    107,891.46x = 5,342,315,030.29
  5. Step 5: Solve for x
    x = 5,342,315,030.29/107,891.46
  6. Step 6: Final answer
    x = 49,515.64

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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.