Home / 123,556.05-185,334.08-48,651.30

Finding the Fourth Proportional to 123,556.05, 185,334.08 and 48,651.30

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Solution

The fourth proportional to 123,556.05, 185,334.08 and 48,651.30 is: 72,976.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,556.05 : 185,334.08 = 48,651.30 : x
  2. Step 2: Convert to fraction form
    123,556.05/185,334.08 = 48,651.30/x
  3. Step 3: Cross multiply
    123,556.05x = 185,334.08 × 48,651.30
  4. Step 4: Simplify right side
    123,556.05x = 9,016,743,683.05
  5. Step 5: Solve for x
    x = 9,016,743,683.05/123,556.05
  6. Step 6: Final answer
    x = 72,976.95

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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.