Home / 215,081.41-296,810.54-119,587.27

Finding the Fourth Proportional to 215,081.41, 296,810.54 and 119,587.27

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Solution

The fourth proportional to 215,081.41, 296,810.54 and 119,587.27 is: 165,029.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,081.41 : 296,810.54 = 119,587.27 : x
  2. Step 2: Convert to fraction form
    215,081.41/296,810.54 = 119,587.27/x
  3. Step 3: Cross multiply
    215,081.41x = 296,810.54 × 119,587.27
  4. Step 4: Simplify right side
    215,081.41x = 35,494,760,962.02
  5. Step 5: Solve for x
    x = 35,494,760,962.02/215,081.41
  6. Step 6: Final answer
    x = 165,029.43

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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.