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Finding the Fourth Proportional to 61,130.22, 91,695.65 and 27,826.99

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Solution

The fourth proportional to 61,130.22, 91,695.65 and 27,826.99 is: 41,740.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,130.22 : 91,695.65 = 27,826.99 : x
  2. Step 2: Convert to fraction form
    61,130.22/91,695.65 = 27,826.99/x
  3. Step 3: Cross multiply
    61,130.22x = 91,695.65 × 27,826.99
  4. Step 4: Simplify right side
    61,130.22x = 2,551,614,083.01
  5. Step 5: Solve for x
    x = 2,551,614,083.01/61,130.22
  6. Step 6: Final answer
    x = 41,740.63

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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.