Home / 214,725.42-322,086.06-130,508.82

Finding the Fourth Proportional to 214,725.42, 322,086.06 and 130,508.82

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Solution

The fourth proportional to 214,725.42, 322,086.06 and 130,508.82 is: 195,761.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,725.42 : 322,086.06 = 130,508.82 : x
  2. Step 2: Convert to fraction form
    214,725.42/322,086.06 = 130,508.82/x
  3. Step 3: Cross multiply
    214,725.42x = 322,086.06 × 130,508.82
  4. Step 4: Simplify right side
    214,725.42x = 42,035,070,018.62
  5. Step 5: Solve for x
    x = 42,035,070,018.62/214,725.42
  6. Step 6: Final answer
    x = 195,761.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.