Home / 216,388.02-324,098.03-125,091.56

Finding the Fourth Proportional to 216,388.02, 324,098.03 and 125,091.56

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Solution

The fourth proportional to 216,388.02, 324,098.03 and 125,091.56 is: 187,357.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,388.02 : 324,098.03 = 125,091.56 : x
  2. Step 2: Convert to fraction form
    216,388.02/324,098.03 = 125,091.56/x
  3. Step 3: Cross multiply
    216,388.02x = 324,098.03 × 125,091.56
  4. Step 4: Simplify right side
    216,388.02x = 40,541,928,165.63
  5. Step 5: Solve for x
    x = 40,541,928,165.63/216,388.02
  6. Step 6: Final answer
    x = 187,357.54

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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.