Home / 231,037.60-346,556.40-131,504.80

Finding the Fourth Proportional to 231,037.60, 346,556.40 and 131,504.80

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Solution

The fourth proportional to 231,037.60, 346,556.40 and 131,504.80 is: 197,257.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,037.60 : 346,556.40 = 131,504.80 : x
  2. Step 2: Convert to fraction form
    231,037.60/346,556.40 = 131,504.80/x
  3. Step 3: Cross multiply
    231,037.60x = 346,556.40 × 131,504.80
  4. Step 4: Simplify right side
    231,037.60x = 45,573,830,070.72
  5. Step 5: Solve for x
    x = 45,573,830,070.72/231,037.60
  6. Step 6: Final answer
    x = 197,257.20

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1.5x scale

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.