Home / 77,325.12-116,002.26-44,082.72

Finding the Fourth Proportional to 77,325.12, 116,002.26 and 44,082.72

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Solution

The fourth proportional to 77,325.12, 116,002.26 and 44,082.72 is: 66,132.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,325.12 : 116,002.26 = 44,082.72 : x
  2. Step 2: Convert to fraction form
    77,325.12/116,002.26 = 44,082.72/x
  3. Step 3: Cross multiply
    77,325.12x = 116,002.26 × 44,082.72
  4. Step 4: Simplify right side
    77,325.12x = 5,113,695,146.95
  5. Step 5: Solve for x
    x = 5,113,695,146.95/77,325.12
  6. Step 6: Final answer
    x = 66,132.39

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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.