Home / 230,977.60-346,466.40-131,444.80

Finding the Fourth Proportional to 230,977.60, 346,466.40 and 131,444.80

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Solution

The fourth proportional to 230,977.60, 346,466.40 and 131,444.80 is: 197,167.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,977.60 : 346,466.40 = 131,444.80 : x
  2. Step 2: Convert to fraction form
    230,977.60/346,466.40 = 131,444.80/x
  3. Step 3: Cross multiply
    230,977.60x = 346,466.40 × 131,444.80
  4. Step 4: Simplify right side
    230,977.60x = 45,541,206,654.72
  5. Step 5: Solve for x
    x = 45,541,206,654.72/230,977.60
  6. Step 6: Final answer
    x = 197,167.20

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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.