Home / 214,986.31-322,518.27-88,557.55

Finding the Fourth Proportional to 214,986.31, 322,518.27 and 88,557.55

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Solution

The fourth proportional to 214,986.31, 322,518.27 and 88,557.55 is: 132,852.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,986.31 : 322,518.27 = 88,557.55 : x
  2. Step 2: Convert to fraction form
    214,986.31/322,518.27 = 88,557.55/x
  3. Step 3: Cross multiply
    214,986.31x = 322,518.27 × 88,557.55
  4. Step 4: Simplify right side
    214,986.31x = 28,561,427,821.44
  5. Step 5: Solve for x
    x = 28,561,427,821.44/214,986.31
  6. Step 6: Final answer
    x = 132,852.31

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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.