Home / 71,884.55-99,201.07-41,687.77

Finding the Fourth Proportional to 71,884.55, 99,201.07 and 41,687.77

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Solution

The fourth proportional to 71,884.55, 99,201.07 and 41,687.77 is: 57,529.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,884.55 : 99,201.07 = 41,687.77 : x
  2. Step 2: Convert to fraction form
    71,884.55/99,201.07 = 41,687.77/x
  3. Step 3: Cross multiply
    71,884.55x = 99,201.07 × 41,687.77
  4. Step 4: Simplify right side
    71,884.55x = 4,135,471,637.92
  5. Step 5: Solve for x
    x = 4,135,471,637.92/71,884.55
  6. Step 6: Final answer
    x = 57,529.35

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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.