Home / 193,513.25-290,272.95-73,572.03

Finding the Fourth Proportional to 193,513.25, 290,272.95 and 73,572.03

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Solution

The fourth proportional to 193,513.25, 290,272.95 and 73,572.03 is: 110,359.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,513.25 : 290,272.95 = 73,572.03 : x
  2. Step 2: Convert to fraction form
    193,513.25/290,272.95 = 73,572.03/x
  3. Step 3: Cross multiply
    193,513.25x = 290,272.95 × 73,572.03
  4. Step 4: Simplify right side
    193,513.25x = 21,355,970,185.59
  5. Step 5: Solve for x
    x = 21,355,970,185.59/193,513.25
  6. Step 6: Final answer
    x = 110,359.21

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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.