Home / 150,114.34-225,171.33-71,185.51

Finding the Fourth Proportional to 150,114.34, 225,171.33 and 71,185.51

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Solution

The fourth proportional to 150,114.34, 225,171.33 and 71,185.51 is: 106,778.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,114.34 : 225,171.33 = 71,185.51 : x
  2. Step 2: Convert to fraction form
    150,114.34/225,171.33 = 71,185.51/x
  3. Step 3: Cross multiply
    150,114.34x = 225,171.33 × 71,185.51
  4. Step 4: Simplify right side
    150,114.34x = 16,028,935,963.43
  5. Step 5: Solve for x
    x = 16,028,935,963.43/150,114.34
  6. Step 6: Final answer
    x = 106,778.18

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1.5x scale

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.