Home / 230,918.40-346,377.60-152,121.60

Finding the Fourth Proportional to 230,918.40, 346,377.60 and 152,121.60

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Solution

The fourth proportional to 230,918.40, 346,377.60 and 152,121.60 is: 228,182.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,918.40 : 346,377.60 = 152,121.60 : x
  2. Step 2: Convert to fraction form
    230,918.40/346,377.60 = 152,121.60/x
  3. Step 3: Cross multiply
    230,918.40x = 346,377.60 × 152,121.60
  4. Step 4: Simplify right side
    230,918.40x = 52,691,514,716.16
  5. Step 5: Solve for x
    x = 52,691,514,716.16/230,918.40
  6. Step 6: Final answer
    x = 228,182.40

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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.