Home / 75,097.60-103,633.14-41,105.26

Finding the Fourth Proportional to 75,097.60, 103,633.14 and 41,105.26

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Solution

The fourth proportional to 75,097.60, 103,633.14 and 41,105.26 is: 56,724.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,097.60 : 103,633.14 = 41,105.26 : x
  2. Step 2: Convert to fraction form
    75,097.60/103,633.14 = 41,105.26/x
  3. Step 3: Cross multiply
    75,097.60x = 103,633.14 × 41,105.26
  4. Step 4: Simplify right side
    75,097.60x = 4,259,867,164.32
  5. Step 5: Solve for x
    x = 4,259,867,164.32/75,097.60
  6. Step 6: Final answer
    x = 56,724.41

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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.