Home / 246,609.81-340,285.05-149,763.30

Finding the Fourth Proportional to 246,609.81, 340,285.05 and 149,763.30

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Solution

The fourth proportional to 246,609.81, 340,285.05 and 149,763.30 is: 206,651.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,609.81 : 340,285.05 = 149,763.30 : x
  2. Step 2: Convert to fraction form
    246,609.81/340,285.05 = 149,763.30/x
  3. Step 3: Cross multiply
    246,609.81x = 340,285.05 × 149,763.30
  4. Step 4: Simplify right side
    246,609.81x = 50,962,212,028.67
  5. Step 5: Solve for x
    x = 50,962,212,028.67/246,609.81
  6. Step 6: Final answer
    x = 206,651.20

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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.