Home / 229,906.77-317,091.61-149,360.24

Finding the Fourth Proportional to 229,906.77, 317,091.61 and 149,360.24

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Solution

The fourth proportional to 229,906.77, 317,091.61 and 149,360.24 is: 206,000.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,906.77 : 317,091.61 = 149,360.24 : x
  2. Step 2: Convert to fraction form
    229,906.77/317,091.61 = 149,360.24/x
  3. Step 3: Cross multiply
    229,906.77x = 317,091.61 × 149,360.24
  4. Step 4: Simplify right side
    229,906.77x = 47,360,879,951.02
  5. Step 5: Solve for x
    x = 47,360,879,951.02/229,906.77
  6. Step 6: Final answer
    x = 206,000.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.