Home / 150,955.25-207,958.19-105,548.27

Finding the Fourth Proportional to 150,955.25, 207,958.19 and 105,548.27

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Solution

The fourth proportional to 150,955.25, 207,958.19 and 105,548.27 is: 145,404.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,955.25 : 207,958.19 = 105,548.27 : x
  2. Step 2: Convert to fraction form
    150,955.25/207,958.19 = 105,548.27/x
  3. Step 3: Cross multiply
    150,955.25x = 207,958.19 × 105,548.27
  4. Step 4: Simplify right side
    150,955.25x = 21,949,625,619.30
  5. Step 5: Solve for x
    x = 21,949,625,619.30/150,955.25
  6. Step 6: Final answer
    x = 145,404.86

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1.5x scale

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.