Home / 216,433.27-298,677.28-120,940.06

Finding the Fourth Proportional to 216,433.27, 298,677.28 and 120,940.06

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Solution

The fourth proportional to 216,433.27, 298,677.28 and 120,940.06 is: 166,896.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,433.27 : 298,677.28 = 120,940.06 : x
  2. Step 2: Convert to fraction form
    216,433.27/298,677.28 = 120,940.06/x
  3. Step 3: Cross multiply
    216,433.27x = 298,677.28 × 120,940.06
  4. Step 4: Simplify right side
    216,433.27x = 36,122,048,163.84
  5. Step 5: Solve for x
    x = 36,122,048,163.84/216,433.27
  6. Step 6: Final answer
    x = 166,896.93

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1.5x scale

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.