Home / 150,478.26-225,558.24-55,647.51

Finding the Fourth Proportional to 150,478.26, 225,558.24 and 55,647.51

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Solution

The fourth proportional to 150,478.26, 225,558.24 and 55,647.51 is: 83,412.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,478.26 : 225,558.24 = 55,647.51 : x
  2. Step 2: Convert to fraction form
    150,478.26/225,558.24 = 55,647.51/x
  3. Step 3: Cross multiply
    150,478.26x = 225,558.24 × 55,647.51
  4. Step 4: Simplify right side
    150,478.26x = 12,551,754,415.98
  5. Step 5: Solve for x
    x = 12,551,754,415.98/150,478.26
  6. Step 6: Final answer
    x = 83,412.41

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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.