Home / 295,441.28-443,123.04-82,223.36

Finding the Fourth Proportional to 295,441.28, 443,123.04 and 82,223.36

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Solution

The fourth proportional to 295,441.28, 443,123.04 and 82,223.36 is: 123,324.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,441.28 : 443,123.04 = 82,223.36 : x
  2. Step 2: Convert to fraction form
    295,441.28/443,123.04 = 82,223.36/x
  3. Step 3: Cross multiply
    295,441.28x = 443,123.04 × 82,223.36
  4. Step 4: Simplify right side
    295,441.28x = 36,435,065,242.21
  5. Step 5: Solve for x
    x = 36,435,065,242.21/295,441.28
  6. Step 6: Final answer
    x = 123,324.22

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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.