Home / 75,530.10-104,232.75-41,540.10

Finding the Fourth Proportional to 75,530.10, 104,232.75 and 41,540.10

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Solution

The fourth proportional to 75,530.10, 104,232.75 and 41,540.10 is: 57,326.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,530.10 : 104,232.75 = 41,540.10 : x
  2. Step 2: Convert to fraction form
    75,530.10/104,232.75 = 41,540.10/x
  3. Step 3: Cross multiply
    75,530.10x = 104,232.75 × 41,540.10
  4. Step 4: Simplify right side
    75,530.10x = 4,329,838,858.28
  5. Step 5: Solve for x
    x = 4,329,838,858.28/75,530.10
  6. Step 6: Final answer
    x = 57,326.00

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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.