Home / 214,044.29-295,383.30-129,144.95

Finding the Fourth Proportional to 214,044.29, 295,383.30 and 129,144.95

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Solution

The fourth proportional to 214,044.29, 295,383.30 and 129,144.95 is: 178,221.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,044.29 : 295,383.30 = 129,144.95 : x
  2. Step 2: Convert to fraction form
    214,044.29/295,383.30 = 129,144.95/x
  3. Step 3: Cross multiply
    214,044.29x = 295,383.30 × 129,144.95
  4. Step 4: Simplify right side
    214,044.29x = 38,147,261,509.34
  5. Step 5: Solve for x
    x = 38,147,261,509.34/214,044.29
  6. Step 6: Final answer
    x = 178,221.35

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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.