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Finding the Fourth Proportional to 73,701.56, 101,710.89 and 41,875.85

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Solution

The fourth proportional to 73,701.56, 101,710.89 and 41,875.85 is: 57,790.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,701.56 : 101,710.89 = 41,875.85 : x
  2. Step 2: Convert to fraction form
    73,701.56/101,710.89 = 41,875.85/x
  3. Step 3: Cross multiply
    73,701.56x = 101,710.89 × 41,875.85
  4. Step 4: Simplify right side
    73,701.56x = 4,259,229,464.45
  5. Step 5: Solve for x
    x = 4,259,229,464.45/73,701.56
  6. Step 6: Final answer
    x = 57,790.23

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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.