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Finding the Fourth Proportional to 101,297.12, 151,945.44 and 27,425.12

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Solution

The fourth proportional to 101,297.12, 151,945.44 and 27,425.12 is: 41,137.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,297.12 : 151,945.44 = 27,425.12 : x
  2. Step 2: Convert to fraction form
    101,297.12/151,945.44 = 27,425.12/x
  3. Step 3: Cross multiply
    101,297.12x = 151,945.44 × 27,425.12
  4. Step 4: Simplify right side
    101,297.12x = 4,167,121,925.45
  5. Step 5: Solve for x
    x = 4,167,121,925.45/101,297.12
  6. Step 6: Final answer
    x = 41,137.62

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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.