Home / 231,197.60-346,537.20-118,834.40

Finding the Fourth Proportional to 231,197.60, 346,537.20 and 118,834.40

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Solution

The fourth proportional to 231,197.60, 346,537.20 and 118,834.40 is: 178,118.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,197.60 : 346,537.20 = 118,834.40 : x
  2. Step 2: Convert to fraction form
    231,197.60/346,537.20 = 118,834.40/x
  3. Step 3: Cross multiply
    231,197.60x = 346,537.20 × 118,834.40
  4. Step 4: Simplify right side
    231,197.60x = 41,180,540,239.68
  5. Step 5: Solve for x
    x = 41,180,540,239.68/231,197.60
  6. Step 6: Final answer
    x = 178,118.37

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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.