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Finding the Fourth Proportional to 76,040.99, 114,022.37 and 44,458.01

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Solution

The fourth proportional to 76,040.99, 114,022.37 and 44,458.01 is: 66,664.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,040.99 : 114,022.37 = 44,458.01 : x
  2. Step 2: Convert to fraction form
    76,040.99/114,022.37 = 44,458.01/x
  3. Step 3: Cross multiply
    76,040.99x = 114,022.37 × 44,458.01
  4. Step 4: Simplify right side
    76,040.99x = 5,069,207,443.39
  5. Step 5: Solve for x
    x = 5,069,207,443.39/76,040.99
  6. Step 6: Final answer
    x = 66,664.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.