Home / 103,623.88-155,419.24-37,051.60

Finding the Fourth Proportional to 103,623.88, 155,419.24 and 37,051.60

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Solution

The fourth proportional to 103,623.88, 155,419.24 and 37,051.60 is: 55,571.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,623.88 : 155,419.24 = 37,051.60 : x
  2. Step 2: Convert to fraction form
    103,623.88/155,419.24 = 37,051.60/x
  3. Step 3: Cross multiply
    103,623.88x = 155,419.24 × 37,051.60
  4. Step 4: Simplify right side
    103,623.88x = 5,758,531,512.78
  5. Step 5: Solve for x
    x = 5,758,531,512.78/103,623.88
  6. Step 6: Final answer
    x = 55,571.47

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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.