Home / 107,722.41-161,594.70-41,218.47

Finding the Fourth Proportional to 107,722.41, 161,594.70 and 41,218.47

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Solution

The fourth proportional to 107,722.41, 161,594.70 and 41,218.47 is: 61,831.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,722.41 : 161,594.70 = 41,218.47 : x
  2. Step 2: Convert to fraction form
    107,722.41/161,594.70 = 41,218.47/x
  3. Step 3: Cross multiply
    107,722.41x = 161,594.70 × 41,218.47
  4. Step 4: Simplify right side
    107,722.41x = 6,660,686,294.11
  5. Step 5: Solve for x
    x = 6,660,686,294.11/107,722.41
  6. Step 6: Final answer
    x = 61,831.95

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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.