Home / 75,743.39-104,525.28-41,288.03

Finding the Fourth Proportional to 75,743.39, 104,525.28 and 41,288.03

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Solution

The fourth proportional to 75,743.39, 104,525.28 and 41,288.03 is: 56,977.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,743.39 : 104,525.28 = 41,288.03 : x
  2. Step 2: Convert to fraction form
    75,743.39/104,525.28 = 41,288.03/x
  3. Step 3: Cross multiply
    75,743.39x = 104,525.28 × 41,288.03
  4. Step 4: Simplify right side
    75,743.39x = 4,315,643,157.71
  5. Step 5: Solve for x
    x = 4,315,643,157.71/75,743.39
  6. Step 6: Final answer
    x = 56,977.16

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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.