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Finding the Fourth Proportional to 73,218.96, 101,042.40 and 46,333.44

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Solution

The fourth proportional to 73,218.96, 101,042.40 and 46,333.44 is: 63,940.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,218.96 : 101,042.40 = 46,333.44 : x
  2. Step 2: Convert to fraction form
    73,218.96/101,042.40 = 46,333.44/x
  3. Step 3: Cross multiply
    73,218.96x = 101,042.40 × 46,333.44
  4. Step 4: Simplify right side
    73,218.96x = 4,681,641,977.86
  5. Step 5: Solve for x
    x = 4,681,641,977.86/73,218.96
  6. Step 6: Final answer
    x = 63,940.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.