Home / 150,155.40-225,233.10-147,822.60

Finding the Fourth Proportional to 150,155.40, 225,233.10 and 147,822.60

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Solution

The fourth proportional to 150,155.40, 225,233.10 and 147,822.60 is: 221,733.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,155.40 : 225,233.10 = 147,822.60 : x
  2. Step 2: Convert to fraction form
    150,155.40/225,233.10 = 147,822.60/x
  3. Step 3: Cross multiply
    150,155.40x = 225,233.10 × 147,822.60
  4. Step 4: Simplify right side
    150,155.40x = 33,294,542,448.06
  5. Step 5: Solve for x
    x = 33,294,542,448.06/150,155.40
  6. Step 6: Final answer
    x = 221,733.90

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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.