Home / 75,423.97-104,085.96-41,433.28

Finding the Fourth Proportional to 75,423.97, 104,085.96 and 41,433.28

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Solution

The fourth proportional to 75,423.97, 104,085.96 and 41,433.28 is: 57,178.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,423.97 : 104,085.96 = 41,433.28 : x
  2. Step 2: Convert to fraction form
    75,423.97/104,085.96 = 41,433.28/x
  3. Step 3: Cross multiply
    75,423.97x = 104,085.96 × 41,433.28
  4. Step 4: Simplify right side
    75,423.97x = 4,312,622,724.75
  5. Step 5: Solve for x
    x = 4,312,622,724.75/75,423.97
  6. Step 6: Final answer
    x = 57,178.41

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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.