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Finding the Fourth Proportional to 75,697, 113,543.34 and 23,098.84

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Solution

The fourth proportional to 75,697, 113,543.34 and 23,098.84 is: 34,647.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,697 : 113,543.34 = 23,098.84 : x
  2. Step 2: Convert to fraction form
    75,697/113,543.34 = 23,098.84/x
  3. Step 3: Cross multiply
    75,697x = 113,543.34 × 23,098.84
  4. Step 4: Simplify right side
    75,697x = 2,622,719,443.73
  5. Step 5: Solve for x
    x = 2,622,719,443.73/75,697
  6. Step 6: Final answer
    x = 34,647.60

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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.