Home / 75,760.03-104,561.17-45,575.86

Finding the Fourth Proportional to 75,760.03, 104,561.17 and 45,575.86

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Solution

The fourth proportional to 75,760.03, 104,561.17 and 45,575.86 is: 62,902.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,760.03 : 104,561.17 = 45,575.86 : x
  2. Step 2: Convert to fraction form
    75,760.03/104,561.17 = 45,575.86/x
  3. Step 3: Cross multiply
    75,760.03x = 104,561.17 × 45,575.86
  4. Step 4: Simplify right side
    75,760.03x = 4,765,464,900.17
  5. Step 5: Solve for x
    x = 4,765,464,900.17/75,760.03
  6. Step 6: Final answer
    x = 62,902.10

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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.