Home / 214,784.81-322,053.75-88,512.23

Finding the Fourth Proportional to 214,784.81, 322,053.75 and 88,512.23

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Solution

The fourth proportional to 214,784.81, 322,053.75 and 88,512.23 is: 132,717.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,784.81 : 322,053.75 = 88,512.23 : x
  2. Step 2: Convert to fraction form
    214,784.81/322,053.75 = 88,512.23/x
  3. Step 3: Cross multiply
    214,784.81x = 322,053.75 × 88,512.23
  4. Step 4: Simplify right side
    214,784.81x = 28,505,693,982.09
  5. Step 5: Solve for x
    x = 28,505,693,982.09/214,784.81
  6. Step 6: Final answer
    x = 132,717.46

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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.