Home / 146,249.72-201,828.32-89,692.28

Finding the Fourth Proportional to 146,249.72, 201,828.32 and 89,692.28

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Solution

The fourth proportional to 146,249.72, 201,828.32 and 89,692.28 is: 123,777.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,249.72 : 201,828.32 = 89,692.28 : x
  2. Step 2: Convert to fraction form
    146,249.72/201,828.32 = 89,692.28/x
  3. Step 3: Cross multiply
    146,249.72x = 201,828.32 × 89,692.28
  4. Step 4: Simplify right side
    146,249.72x = 18,102,442,189.37
  5. Step 5: Solve for x
    x = 18,102,442,189.37/146,249.72
  6. Step 6: Final answer
    x = 123,777.62

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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.