Home / 61,301.22-91,932.39-19,738.50

Finding the Fourth Proportional to 61,301.22, 91,932.39 and 19,738.50

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Solution

The fourth proportional to 61,301.22, 91,932.39 and 19,738.50 is: 29,601.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,301.22 : 91,932.39 = 19,738.50 : x
  2. Step 2: Convert to fraction form
    61,301.22/91,932.39 = 19,738.50/x
  3. Step 3: Cross multiply
    61,301.22x = 91,932.39 × 19,738.50
  4. Step 4: Simplify right side
    61,301.22x = 1,814,607,480.02
  5. Step 5: Solve for x
    x = 1,814,607,480.02/61,301.22
  6. Step 6: Final answer
    x = 29,601.49

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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.