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Finding the Fourth Proportional to 73,066.47, 100,834.59 and 41,236.48

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Solution

The fourth proportional to 73,066.47, 100,834.59 and 41,236.48 is: 56,907.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,066.47 : 100,834.59 = 41,236.48 : x
  2. Step 2: Convert to fraction form
    73,066.47/100,834.59 = 41,236.48/x
  3. Step 3: Cross multiply
    73,066.47x = 100,834.59 × 41,236.48
  4. Step 4: Simplify right side
    73,066.47x = 4,158,063,553.84
  5. Step 5: Solve for x
    x = 4,158,063,553.84/73,066.47
  6. Step 6: Final answer
    x = 56,907.96

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1.5x scale

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.