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Finding the Fourth Proportional to 150,538.40, 225,807.60 and 148,205.60

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Solution

The fourth proportional to 150,538.40, 225,807.60 and 148,205.60 is: 222,308.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,538.40 : 225,807.60 = 148,205.60 : x
  2. Step 2: Convert to fraction form
    150,538.40/225,807.60 = 148,205.60/x
  3. Step 3: Cross multiply
    150,538.40x = 225,807.60 × 148,205.60
  4. Step 4: Simplify right side
    150,538.40x = 33,465,950,842.56
  5. Step 5: Solve for x
    x = 33,465,950,842.56/150,538.40
  6. Step 6: Final answer
    x = 222,308.40

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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.