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Finding the Fourth Proportional to 150,441.99, 225,677.97 and 55,697.51

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Solution

The fourth proportional to 150,441.99, 225,677.97 and 55,697.51 is: 83,551.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,441.99 : 225,677.97 = 55,697.51 : x
  2. Step 2: Convert to fraction form
    150,441.99/225,677.97 = 55,697.51/x
  3. Step 3: Cross multiply
    150,441.99x = 225,677.97 × 55,697.51
  4. Step 4: Simplify right side
    150,441.99x = 12,569,699,862.46
  5. Step 5: Solve for x
    x = 12,569,699,862.46/150,441.99
  6. Step 6: Final answer
    x = 83,551.81

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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.