Home / 215,118.86-296,906.72-124,504.16

Finding the Fourth Proportional to 215,118.86, 296,906.72 and 124,504.16

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Solution

The fourth proportional to 215,118.86, 296,906.72 and 124,504.16 is: 171,840.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,118.86 : 296,906.72 = 124,504.16 : x
  2. Step 2: Convert to fraction form
    215,118.86/296,906.72 = 124,504.16/x
  3. Step 3: Cross multiply
    215,118.86x = 296,906.72 × 124,504.16
  4. Step 4: Simplify right side
    215,118.86x = 36,966,119,664.90
  5. Step 5: Solve for x
    x = 36,966,119,664.90/215,118.86
  6. Step 6: Final answer
    x = 171,840.44

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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.