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Finding the Fourth Proportional to 41,395.90, 61,749.53 and 37,409.98

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Solution

The fourth proportional to 41,395.90, 61,749.53 and 37,409.98 is: 55,803.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,395.90 : 61,749.53 = 37,409.98 : x
  2. Step 2: Convert to fraction form
    41,395.90/61,749.53 = 37,409.98/x
  3. Step 3: Cross multiply
    41,395.90x = 61,749.53 × 37,409.98
  4. Step 4: Simplify right side
    41,395.90x = 2,310,048,682.31
  5. Step 5: Solve for x
    x = 2,310,048,682.31/41,395.90
  6. Step 6: Final answer
    x = 55,803.80

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.