Home / 214,977.96-296,693.64-130,141.80

Finding the Fourth Proportional to 214,977.96, 296,693.64 and 130,141.80

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Solution

The fourth proportional to 214,977.96, 296,693.64 and 130,141.80 is: 179,610.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,977.96 : 296,693.64 = 130,141.80 : x
  2. Step 2: Convert to fraction form
    214,977.96/296,693.64 = 130,141.80/x
  3. Step 3: Cross multiply
    214,977.96x = 296,693.64 × 130,141.80
  4. Step 4: Simplify right side
    214,977.96x = 38,612,244,358.15
  5. Step 5: Solve for x
    x = 38,612,244,358.15/214,977.96
  6. Step 6: Final answer
    x = 179,610.25

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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.