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Finding the Fourth Proportional to 61,376.10, 92,091.84 and 27,650.51

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Solution

The fourth proportional to 61,376.10, 92,091.84 and 27,650.51 is: 41,488.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,376.10 : 92,091.84 = 27,650.51 : x
  2. Step 2: Convert to fraction form
    61,376.10/92,091.84 = 27,650.51/x
  3. Step 3: Cross multiply
    61,376.10x = 92,091.84 × 27,650.51
  4. Step 4: Simplify right side
    61,376.10x = 2,546,386,642.05
  5. Step 5: Solve for x
    x = 2,546,386,642.05/61,376.10
  6. Step 6: Final answer
    x = 41,488.24

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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.