Home / 74,188.37-102,384.97-41,911.79

Finding the Fourth Proportional to 74,188.37, 102,384.97 and 41,911.79

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Solution

The fourth proportional to 74,188.37, 102,384.97 and 41,911.79 is: 57,841.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,188.37 : 102,384.97 = 41,911.79 : x
  2. Step 2: Convert to fraction form
    74,188.37/102,384.97 = 41,911.79/x
  3. Step 3: Cross multiply
    74,188.37x = 102,384.97 × 41,911.79
  4. Step 4: Simplify right side
    74,188.37x = 4,291,137,361.80
  5. Step 5: Solve for x
    x = 4,291,137,361.80/74,188.37
  6. Step 6: Final answer
    x = 57,841.11

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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.