Home / 193,515.26-290,275.96-73,574.04

Finding the Fourth Proportional to 193,515.26, 290,275.96 and 73,574.04

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Solution

The fourth proportional to 193,515.26, 290,275.96 and 73,574.04 is: 110,362.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,515.26 : 290,275.96 = 73,574.04 : x
  2. Step 2: Convert to fraction form
    193,515.26/290,275.96 = 73,574.04/x
  3. Step 3: Cross multiply
    193,515.26x = 290,275.96 × 73,574.04
  4. Step 4: Simplify right side
    193,515.26x = 21,356,775,092.08
  5. Step 5: Solve for x
    x = 21,356,775,092.08/193,515.26
  6. Step 6: Final answer
    x = 110,362.23

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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.