Home / 148,538.88-222,786.40-43,329.60

Finding the Fourth Proportional to 148,538.88, 222,786.40 and 43,329.60

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Solution

The fourth proportional to 148,538.88, 222,786.40 and 43,329.60 is: 64,988.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,538.88 : 222,786.40 = 43,329.60 : x
  2. Step 2: Convert to fraction form
    148,538.88/222,786.40 = 43,329.60/x
  3. Step 3: Cross multiply
    148,538.88x = 222,786.40 × 43,329.60
  4. Step 4: Simplify right side
    148,538.88x = 9,653,245,597.44
  5. Step 5: Solve for x
    x = 9,653,245,597.44/148,538.88
  6. Step 6: Final answer
    x = 64,988.01

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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.