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Finding the Fourth Proportional to 73,316.97, 110,030.73 and 53,646.27

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Solution

The fourth proportional to 73,316.97, 110,030.73 and 53,646.27 is: 80,509.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,316.97 : 110,030.73 = 53,646.27 : x
  2. Step 2: Convert to fraction form
    73,316.97/110,030.73 = 53,646.27/x
  3. Step 3: Cross multiply
    73,316.97x = 110,030.73 × 53,646.27
  4. Step 4: Simplify right side
    73,316.97x = 5,902,738,249.88
  5. Step 5: Solve for x
    x = 5,902,738,249.88/73,316.97
  6. Step 6: Final answer
    x = 80,509.85

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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.