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Finding the Fourth Proportional to 73,009.41, 100,748.85 and 41,176.41

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Solution

The fourth proportional to 73,009.41, 100,748.85 and 41,176.41 is: 56,821.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,009.41 : 100,748.85 = 41,176.41 : x
  2. Step 2: Convert to fraction form
    73,009.41/100,748.85 = 41,176.41/x
  3. Step 3: Cross multiply
    73,009.41x = 100,748.85 × 41,176.41
  4. Step 4: Simplify right side
    73,009.41x = 4,148,475,954.63
  5. Step 5: Solve for x
    x = 4,148,475,954.63/73,009.41
  6. Step 6: Final answer
    x = 56,821.11

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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.