Home / 216,670.26-325,082.37-96,716.34

Finding the Fourth Proportional to 216,670.26, 325,082.37 and 96,716.34

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Solution

The fourth proportional to 216,670.26, 325,082.37 and 96,716.34 is: 145,108.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,670.26 : 325,082.37 = 96,716.34 : x
  2. Step 2: Convert to fraction form
    216,670.26/325,082.37 = 96,716.34/x
  3. Step 3: Cross multiply
    216,670.26x = 325,082.37 × 96,716.34
  4. Step 4: Simplify right side
    216,670.26x = 31,440,777,024.93
  5. Step 5: Solve for x
    x = 31,440,777,024.93/216,670.26
  6. Step 6: Final answer
    x = 145,108.87

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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.