Home / 60,952.11-91,405.38-20,959.77

Finding the Fourth Proportional to 60,952.11, 91,405.38 and 20,959.77

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Solution

The fourth proportional to 60,952.11, 91,405.38 and 20,959.77 is: 31,431.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,952.11 : 91,405.38 = 20,959.77 : x
  2. Step 2: Convert to fraction form
    60,952.11/91,405.38 = 20,959.77/x
  3. Step 3: Cross multiply
    60,952.11x = 91,405.38 × 20,959.77
  4. Step 4: Simplify right side
    60,952.11x = 1,915,835,741.56
  5. Step 5: Solve for x
    x = 1,915,835,741.56/60,952.11
  6. Step 6: Final answer
    x = 31,431.82

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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.