Home / 230,562.20-345,873.52-90,302.60

Finding the Fourth Proportional to 230,562.20, 345,873.52 and 90,302.60

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Solution

The fourth proportional to 230,562.20, 345,873.52 and 90,302.60 is: 135,465.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,562.20 : 345,873.52 = 90,302.60 : x
  2. Step 2: Convert to fraction form
    230,562.20/345,873.52 = 90,302.60/x
  3. Step 3: Cross multiply
    230,562.20x = 345,873.52 × 90,302.60
  4. Step 4: Simplify right side
    230,562.20x = 31,233,278,127.15
  5. Step 5: Solve for x
    x = 31,233,278,127.15/230,562.20
  6. Step 6: Final answer
    x = 135,465.74

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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.