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Finding the Fourth Proportional to 61,473.81, 84,837.77 and 37,277.09

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Solution

The fourth proportional to 61,473.81, 84,837.77 and 37,277.09 is: 51,444.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,473.81 : 84,837.77 = 37,277.09 : x
  2. Step 2: Convert to fraction form
    61,473.81/84,837.77 = 37,277.09/x
  3. Step 3: Cross multiply
    61,473.81x = 84,837.77 × 37,277.09
  4. Step 4: Simplify right side
    61,473.81x = 3,162,505,035.05
  5. Step 5: Solve for x
    x = 3,162,505,035.05/61,473.81
  6. Step 6: Final answer
    x = 51,444.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.