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Finding the Fourth Proportional to 73,428.66, 101,329.65 and 41,596.74

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Solution

The fourth proportional to 73,428.66, 101,329.65 and 41,596.74 is: 57,402.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,428.66 : 101,329.65 = 41,596.74 : x
  2. Step 2: Convert to fraction form
    73,428.66/101,329.65 = 41,596.74/x
  3. Step 3: Cross multiply
    73,428.66x = 101,329.65 × 41,596.74
  4. Step 4: Simplify right side
    73,428.66x = 4,214,983,105.34
  5. Step 5: Solve for x
    x = 4,214,983,105.34/73,428.66
  6. Step 6: Final answer
    x = 57,402.42

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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.