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Finding the Fourth Proportional to 73,042.66, 100,803.48 and 41,199.94

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Solution

The fourth proportional to 73,042.66, 100,803.48 and 41,199.94 is: 56,858.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,042.66 : 100,803.48 = 41,199.94 : x
  2. Step 2: Convert to fraction form
    73,042.66/100,803.48 = 41,199.94/x
  3. Step 3: Cross multiply
    73,042.66x = 100,803.48 × 41,199.94
  4. Step 4: Simplify right side
    73,042.66x = 4,153,097,327.79
  5. Step 5: Solve for x
    x = 4,153,097,327.79/73,042.66
  6. Step 6: Final answer
    x = 56,858.52

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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.