Home / 74,665.44-103,038.48-41,131.44

Finding the Fourth Proportional to 74,665.44, 103,038.48 and 41,131.44

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Solution

The fourth proportional to 74,665.44, 103,038.48 and 41,131.44 is: 56,761.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,665.44 : 103,038.48 = 41,131.44 : x
  2. Step 2: Convert to fraction form
    74,665.44/103,038.48 = 41,131.44/x
  3. Step 3: Cross multiply
    74,665.44x = 103,038.48 × 41,131.44
  4. Step 4: Simplify right side
    74,665.44x = 4,238,121,057.81
  5. Step 5: Solve for x
    x = 4,238,121,057.81/74,665.44
  6. Step 6: Final answer
    x = 56,761.48

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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.