Home / 75,555.81-104,269.55-41,568.21

Finding the Fourth Proportional to 75,555.81, 104,269.55 and 41,568.21

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Solution

The fourth proportional to 75,555.81, 104,269.55 and 41,568.21 is: 57,365.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,555.81 : 104,269.55 = 41,568.21 : x
  2. Step 2: Convert to fraction form
    75,555.81/104,269.55 = 41,568.21/x
  3. Step 3: Cross multiply
    75,555.81x = 104,269.55 × 41,568.21
  4. Step 4: Simplify right side
    75,555.81x = 4,334,298,343.16
  5. Step 5: Solve for x
    x = 4,334,298,343.16/75,555.81
  6. Step 6: Final answer
    x = 57,365.52

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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.