Home / 230,211.32-345,201.21-134,179.40

Finding the Fourth Proportional to 230,211.32, 345,201.21 and 134,179.40

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Solution

The fourth proportional to 230,211.32, 345,201.21 and 134,179.40 is: 201,201.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,211.32 : 345,201.21 = 134,179.40 : x
  2. Step 2: Convert to fraction form
    230,211.32/345,201.21 = 134,179.40/x
  3. Step 3: Cross multiply
    230,211.32x = 345,201.21 × 134,179.40
  4. Step 4: Simplify right side
    230,211.32x = 46,318,892,100.08
  5. Step 5: Solve for x
    x = 46,318,892,100.08/230,211.32
  6. Step 6: Final answer
    x = 201,201.63

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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.