Home / 110,222.85-152,119.41-62,471.07

Finding the Fourth Proportional to 110,222.85, 152,119.41 and 62,471.07

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Solution

The fourth proportional to 110,222.85, 152,119.41 and 62,471.07 is: 86,216.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,222.85 : 152,119.41 = 62,471.07 : x
  2. Step 2: Convert to fraction form
    110,222.85/152,119.41 = 62,471.07/x
  3. Step 3: Cross multiply
    110,222.85x = 152,119.41 × 62,471.07
  4. Step 4: Simplify right side
    110,222.85x = 9,503,062,310.47
  5. Step 5: Solve for x
    x = 9,503,062,310.47/110,222.85
  6. Step 6: Final answer
    x = 86,216.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.