Home / 75,916.20-113,874.30-23,325.60

Finding the Fourth Proportional to 75,916.20, 113,874.30 and 23,325.60

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Solution

The fourth proportional to 75,916.20, 113,874.30 and 23,325.60 is: 34,988.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,916.20 : 113,874.30 = 23,325.60 : x
  2. Step 2: Convert to fraction form
    75,916.20/113,874.30 = 23,325.60/x
  3. Step 3: Cross multiply
    75,916.20x = 113,874.30 × 23,325.60
  4. Step 4: Simplify right side
    75,916.20x = 2,656,186,372.08
  5. Step 5: Solve for x
    x = 2,656,186,372.08/75,916.20
  6. Step 6: Final answer
    x = 34,988.40

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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.