Home / 214,553.76-296,081.07-122,672.12

Finding the Fourth Proportional to 214,553.76, 296,081.07 and 122,672.12

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Solution

The fourth proportional to 214,553.76, 296,081.07 and 122,672.12 is: 169,285.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,553.76 : 296,081.07 = 122,672.12 : x
  2. Step 2: Convert to fraction form
    214,553.76/296,081.07 = 122,672.12/x
  3. Step 3: Cross multiply
    214,553.76x = 296,081.07 × 122,672.12
  4. Step 4: Simplify right side
    214,553.76x = 36,320,892,963.83
  5. Step 5: Solve for x
    x = 36,320,892,963.83/214,553.76
  6. Step 6: Final answer
    x = 169,285.74

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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.