Home / 255,091.22-352,029.09-140,383.07

Finding the Fourth Proportional to 255,091.22, 352,029.09 and 140,383.07

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Solution

The fourth proportional to 255,091.22, 352,029.09 and 140,383.07 is: 193,730.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,091.22 : 352,029.09 = 140,383.07 : x
  2. Step 2: Convert to fraction form
    255,091.22/352,029.09 = 140,383.07/x
  3. Step 3: Cross multiply
    255,091.22x = 352,029.09 × 140,383.07
  4. Step 4: Simplify right side
    255,091.22x = 49,418,925,660.42
  5. Step 5: Solve for x
    x = 49,418,925,660.42/255,091.22
  6. Step 6: Final answer
    x = 193,730.40

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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.