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Finding the Fourth Proportional to 62,326.22, 93,486.87 and 20,773.22

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Solution

The fourth proportional to 62,326.22, 93,486.87 and 20,773.22 is: 31,159.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,326.22 : 93,486.87 = 20,773.22 : x
  2. Step 2: Convert to fraction form
    62,326.22/93,486.87 = 20,773.22/x
  3. Step 3: Cross multiply
    62,326.22x = 93,486.87 × 20,773.22
  4. Step 4: Simplify right side
    62,326.22x = 1,942,022,850.19
  5. Step 5: Solve for x
    x = 1,942,022,850.19/62,326.22
  6. Step 6: Final answer
    x = 31,159.01

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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.