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Finding the Fourth Proportional to 61,855.36, 92,795.66 and 26,316.62

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Solution

The fourth proportional to 61,855.36, 92,795.66 and 26,316.62 is: 39,480.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,855.36 : 92,795.66 = 26,316.62 : x
  2. Step 2: Convert to fraction form
    61,855.36/92,795.66 = 26,316.62/x
  3. Step 3: Cross multiply
    61,855.36x = 92,795.66 × 26,316.62
  4. Step 4: Simplify right side
    61,855.36x = 2,442,068,121.87
  5. Step 5: Solve for x
    x = 2,442,068,121.87/61,855.36
  6. Step 6: Final answer
    x = 39,480.30

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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.