Home / 122,431.03-183,625.75-55,855.51

Finding the Fourth Proportional to 122,431.03, 183,625.75 and 55,855.51

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Solution

The fourth proportional to 122,431.03, 183,625.75 and 55,855.51 is: 83,773.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,431.03 : 183,625.75 = 55,855.51 : x
  2. Step 2: Convert to fraction form
    122,431.03/183,625.75 = 55,855.51/x
  3. Step 3: Cross multiply
    122,431.03x = 183,625.75 × 55,855.51
  4. Step 4: Simplify right side
    122,431.03x = 10,256,509,526.14
  5. Step 5: Solve for x
    x = 10,256,509,526.14/122,431.03
  6. Step 6: Final answer
    x = 83,773.78

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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.