Home / 216,136.80-324,205.19-110,888.64

Finding the Fourth Proportional to 216,136.80, 324,205.19 and 110,888.64

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Solution

The fourth proportional to 216,136.80, 324,205.19 and 110,888.64 is: 166,332.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,136.80 : 324,205.19 = 110,888.64 : x
  2. Step 2: Convert to fraction form
    216,136.80/324,205.19 = 110,888.64/x
  3. Step 3: Cross multiply
    216,136.80x = 324,205.19 × 110,888.64
  4. Step 4: Simplify right side
    216,136.80x = 35,950,672,045.60
  5. Step 5: Solve for x
    x = 35,950,672,045.60/216,136.80
  6. Step 6: Final answer
    x = 166,332.95

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1.5x scale

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.