Home / 75,872.06-104,703.44-41,880.55

Finding the Fourth Proportional to 75,872.06, 104,703.44 and 41,880.55

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Solution

The fourth proportional to 75,872.06, 104,703.44 and 41,880.55 is: 57,795.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,872.06 : 104,703.44 = 41,880.55 : x
  2. Step 2: Convert to fraction form
    75,872.06/104,703.44 = 41,880.55/x
  3. Step 3: Cross multiply
    75,872.06x = 104,703.44 × 41,880.55
  4. Step 4: Simplify right side
    75,872.06x = 4,385,037,654.09
  5. Step 5: Solve for x
    x = 4,385,037,654.09/75,872.06
  6. Step 6: Final answer
    x = 57,795.16

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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.