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Finding the Fourth Proportional to 49,173.48, 73,743.48 and 19,583.28

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Solution

The fourth proportional to 49,173.48, 73,743.48 and 19,583.28 is: 29,368.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,173.48 : 73,743.48 = 19,583.28 : x
  2. Step 2: Convert to fraction form
    49,173.48/73,743.48 = 19,583.28/x
  3. Step 3: Cross multiply
    49,173.48x = 73,743.48 × 19,583.28
  4. Step 4: Simplify right side
    49,173.48x = 1,444,139,217.01
  5. Step 5: Solve for x
    x = 1,444,139,217.01/49,173.48
  6. Step 6: Final answer
    x = 29,368.25

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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.