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Finding the Fourth Proportional to 73,493.66, 101,421.30 and 41,664.61

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Solution

The fourth proportional to 73,493.66, 101,421.30 and 41,664.61 is: 57,497.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,493.66 : 101,421.30 = 41,664.61 : x
  2. Step 2: Convert to fraction form
    73,493.66/101,421.30 = 41,664.61/x
  3. Step 3: Cross multiply
    73,493.66x = 101,421.30 × 41,664.61
  4. Step 4: Simplify right side
    73,493.66x = 4,225,678,194.76
  5. Step 5: Solve for x
    x = 4,225,678,194.76/73,493.66
  6. Step 6: Final answer
    x = 57,497.18

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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.