Home / 229,025.43-343,377.18-100,880.91

Finding the Fourth Proportional to 229,025.43, 343,377.18 and 100,880.91

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Solution

The fourth proportional to 229,025.43, 343,377.18 and 100,880.91 is: 151,250.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,025.43 : 343,377.18 = 100,880.91 : x
  2. Step 2: Convert to fraction form
    229,025.43/343,377.18 = 100,880.91/x
  3. Step 3: Cross multiply
    229,025.43x = 343,377.18 × 100,880.91
  4. Step 4: Simplify right side
    229,025.43x = 34,640,202,391.63
  5. Step 5: Solve for x
    x = 34,640,202,391.63/229,025.43
  6. Step 6: Final answer
    x = 151,250.46

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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.