Home / 60,562.22-90,843.80-21,119.38

Finding the Fourth Proportional to 60,562.22, 90,843.80 and 21,119.38

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Solution

The fourth proportional to 60,562.22, 90,843.80 and 21,119.38 is: 31,679.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,562.22 : 90,843.80 = 21,119.38 : x
  2. Step 2: Convert to fraction form
    60,562.22/90,843.80 = 21,119.38/x
  3. Step 3: Cross multiply
    60,562.22x = 90,843.80 × 21,119.38
  4. Step 4: Simplify right side
    60,562.22x = 1,918,564,400.14
  5. Step 5: Solve for x
    x = 1,918,564,400.14/60,562.22
  6. Step 6: Final answer
    x = 31,679.23

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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.