Home / 75,192.48-103,767.44-41,660.32

Finding the Fourth Proportional to 75,192.48, 103,767.44 and 41,660.32

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Solution

The fourth proportional to 75,192.48, 103,767.44 and 41,660.32 is: 57,492.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,192.48 : 103,767.44 = 41,660.32 : x
  2. Step 2: Convert to fraction form
    75,192.48/103,767.44 = 41,660.32/x
  3. Step 3: Cross multiply
    75,192.48x = 103,767.44 × 41,660.32
  4. Step 4: Simplify right side
    75,192.48x = 4,322,984,755.98
  5. Step 5: Solve for x
    x = 4,322,984,755.98/75,192.48
  6. Step 6: Final answer
    x = 57,492.25

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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.