Home / 230,932.80-346,399.20-141,897.60

Finding the Fourth Proportional to 230,932.80, 346,399.20 and 141,897.60

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Solution

The fourth proportional to 230,932.80, 346,399.20 and 141,897.60 is: 212,846.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,932.80 : 346,399.20 = 141,897.60 : x
  2. Step 2: Convert to fraction form
    230,932.80/346,399.20 = 141,897.60/x
  3. Step 3: Cross multiply
    230,932.80x = 346,399.20 × 141,897.60
  4. Step 4: Simplify right side
    230,932.80x = 49,153,215,121.92
  5. Step 5: Solve for x
    x = 49,153,215,121.92/230,932.80
  6. Step 6: Final answer
    x = 212,846.40

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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.