Home / 254,221.54-350,824.76-139,502.10

Finding the Fourth Proportional to 254,221.54, 350,824.76 and 139,502.10

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Solution

The fourth proportional to 254,221.54, 350,824.76 and 139,502.10 is: 192,512.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,221.54 : 350,824.76 = 139,502.10 : x
  2. Step 2: Convert to fraction form
    254,221.54/350,824.76 = 139,502.10/x
  3. Step 3: Cross multiply
    254,221.54x = 350,824.76 × 139,502.10
  4. Step 4: Simplify right side
    254,221.54x = 48,940,790,054.49
  5. Step 5: Solve for x
    x = 48,940,790,054.49/254,221.54
  6. Step 6: Final answer
    x = 192,512.37

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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.