Home / 230,843.40-346,329.90-112,518.60

Finding the Fourth Proportional to 230,843.40, 346,329.90 and 112,518.60

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Solution

The fourth proportional to 230,843.40, 346,329.90 and 112,518.60 is: 168,809.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,843.40 : 346,329.90 = 112,518.60 : x
  2. Step 2: Convert to fraction form
    230,843.40/346,329.90 = 112,518.60/x
  3. Step 3: Cross multiply
    230,843.40x = 346,329.90 × 112,518.60
  4. Step 4: Simplify right side
    230,843.40x = 38,968,555,486.14
  5. Step 5: Solve for x
    x = 38,968,555,486.14/230,843.40
  6. Step 6: Final answer
    x = 168,809.49

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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.