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Finding the Fourth Proportional to 73,504.76, 110,293.60 and 29,130.54

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Solution

The fourth proportional to 73,504.76, 110,293.60 and 29,130.54 is: 43,710.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,504.76 : 110,293.60 = 29,130.54 : x
  2. Step 2: Convert to fraction form
    73,504.76/110,293.60 = 29,130.54/x
  3. Step 3: Cross multiply
    73,504.76x = 110,293.60 × 29,130.54
  4. Step 4: Simplify right side
    73,504.76x = 3,212,912,126.54
  5. Step 5: Solve for x
    x = 3,212,912,126.54/73,504.76
  6. Step 6: Final answer
    x = 43,710.26

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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.