Home / 74,614.05-102,972.72-41,911.11

Finding the Fourth Proportional to 74,614.05, 102,972.72 and 41,911.11

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Solution

The fourth proportional to 74,614.05, 102,972.72 and 41,911.11 is: 57,840.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,614.05 : 102,972.72 = 41,911.11 : x
  2. Step 2: Convert to fraction form
    74,614.05/102,972.72 = 41,911.11/x
  3. Step 3: Cross multiply
    74,614.05x = 102,972.72 × 41,911.11
  4. Step 4: Simplify right side
    74,614.05x = 4,315,700,994.92
  5. Step 5: Solve for x
    x = 4,315,700,994.92/74,614.05
  6. Step 6: Final answer
    x = 57,840.33

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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.