Home / 231,834.20-346,973.70-203,840.60

Finding the Fourth Proportional to 231,834.20, 346,973.70 and 203,840.60

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Solution

The fourth proportional to 231,834.20, 346,973.70 and 203,840.60 is: 305,077.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,834.20 : 346,973.70 = 203,840.60 : x
  2. Step 2: Convert to fraction form
    231,834.20/346,973.70 = 203,840.60/x
  3. Step 3: Cross multiply
    231,834.20x = 346,973.70 × 203,840.60
  4. Step 4: Simplify right side
    231,834.20x = 70,727,327,192.22
  5. Step 5: Solve for x
    x = 70,727,327,192.22/231,834.20
  6. Step 6: Final answer
    x = 305,077.19

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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.