Home / 245,451.36-367,586.55-139,950.48

Finding the Fourth Proportional to 245,451.36, 367,586.55 and 139,950.48

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Solution

The fourth proportional to 245,451.36, 367,586.55 and 139,950.48 is: 209,589.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,451.36 : 367,586.55 = 139,950.48 : x
  2. Step 2: Convert to fraction form
    245,451.36/367,586.55 = 139,950.48/x
  3. Step 3: Cross multiply
    245,451.36x = 367,586.55 × 139,950.48
  4. Step 4: Simplify right side
    245,451.36x = 51,443,914,114.04
  5. Step 5: Solve for x
    x = 51,443,914,114.04/245,451.36
  6. Step 6: Final answer
    x = 209,589.04

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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.