Home / 215,010.80-322,362.60-96,585.20

Finding the Fourth Proportional to 215,010.80, 322,362.60 and 96,585.20

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Solution

The fourth proportional to 215,010.80, 322,362.60 and 96,585.20 is: 144,808.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,010.80 : 322,362.60 = 96,585.20 : x
  2. Step 2: Convert to fraction form
    215,010.80/322,362.60 = 96,585.20/x
  3. Step 3: Cross multiply
    215,010.80x = 322,362.60 × 96,585.20
  4. Step 4: Simplify right side
    215,010.80x = 31,135,456,193.52
  5. Step 5: Solve for x
    x = 31,135,456,193.52/215,010.80
  6. Step 6: Final answer
    x = 144,808.80

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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.