Home / 230,974.20-346,266.90-120,166.20

Finding the Fourth Proportional to 230,974.20, 346,266.90 and 120,166.20

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Solution

The fourth proportional to 230,974.20, 346,266.90 and 120,166.20 is: 180,148.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,974.20 : 346,266.90 = 120,166.20 : x
  2. Step 2: Convert to fraction form
    230,974.20/346,266.90 = 120,166.20/x
  3. Step 3: Cross multiply
    230,974.20x = 346,266.90 × 120,166.20
  4. Step 4: Simplify right side
    230,974.20x = 41,609,577,558.78
  5. Step 5: Solve for x
    x = 41,609,577,558.78/230,974.20
  6. Step 6: Final answer
    x = 180,148.16

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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.