Home / 73,303.11-109,954.94-31,177.17

Finding the Fourth Proportional to 73,303.11, 109,954.94 and 31,177.17

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Solution

The fourth proportional to 73,303.11, 109,954.94 and 31,177.17 is: 46,765.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,303.11 : 109,954.94 = 31,177.17 : x
  2. Step 2: Convert to fraction form
    73,303.11/109,954.94 = 31,177.17/x
  3. Step 3: Cross multiply
    73,303.11x = 109,954.94 × 31,177.17
  4. Step 4: Simplify right side
    73,303.11x = 3,428,083,700.83
  5. Step 5: Solve for x
    x = 3,428,083,700.83/73,303.11
  6. Step 6: Final answer
    x = 46,765.87

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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.