Home / 61,817.22-92,743.11-20,293.38

Finding the Fourth Proportional to 61,817.22, 92,743.11 and 20,293.38

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Solution

The fourth proportional to 61,817.22, 92,743.11 and 20,293.38 is: 30,445.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,817.22 : 92,743.11 = 20,293.38 : x
  2. Step 2: Convert to fraction form
    61,817.22/92,743.11 = 20,293.38/x
  3. Step 3: Cross multiply
    61,817.22x = 92,743.11 × 20,293.38
  4. Step 4: Simplify right side
    61,817.22x = 1,882,071,173.61
  5. Step 5: Solve for x
    x = 1,882,071,173.61/61,817.22
  6. Step 6: Final answer
    x = 30,445.74

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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.