Home / 230,233.16-345,399.15-130,441.16

Finding the Fourth Proportional to 230,233.16, 345,399.15 and 130,441.16

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Solution

The fourth proportional to 230,233.16, 345,399.15 and 130,441.16 is: 195,689.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,233.16 : 345,399.15 = 130,441.16 : x
  2. Step 2: Convert to fraction form
    230,233.16/345,399.15 = 130,441.16/x
  3. Step 3: Cross multiply
    230,233.16x = 345,399.15 × 130,441.16
  4. Step 4: Simplify right side
    230,233.16x = 45,054,265,789.01
  5. Step 5: Solve for x
    x = 45,054,265,789.01/230,233.16
  6. Step 6: Final answer
    x = 195,689.73

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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.