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Finding the Fourth Proportional to 60,997.91, 84,184.65 and 37,128.02

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Solution

The fourth proportional to 60,997.91, 84,184.65 and 37,128.02 is: 51,241.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,997.91 : 84,184.65 = 37,128.02 : x
  2. Step 2: Convert to fraction form
    60,997.91/84,184.65 = 37,128.02/x
  3. Step 3: Cross multiply
    60,997.91x = 84,184.65 × 37,128.02
  4. Step 4: Simplify right side
    60,997.91x = 3,125,608,947.97
  5. Step 5: Solve for x
    x = 3,125,608,947.97/60,997.91
  6. Step 6: Final answer
    x = 51,241.25

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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.