Home / 225,551.18-311,246.04-123,576.50

Finding the Fourth Proportional to 225,551.18, 311,246.04 and 123,576.50

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Solution

The fourth proportional to 225,551.18, 311,246.04 and 123,576.50 is: 170,527.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,551.18 : 311,246.04 = 123,576.50 : x
  2. Step 2: Convert to fraction form
    225,551.18/311,246.04 = 123,576.50/x
  3. Step 3: Cross multiply
    225,551.18x = 311,246.04 × 123,576.50
  4. Step 4: Simplify right side
    225,551.18x = 38,462,696,262.06
  5. Step 5: Solve for x
    x = 38,462,696,262.06/225,551.18
  6. Step 6: Final answer
    x = 170,527.58

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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.