Home / 216,182.28-298,181.34-198,336.36

Finding the Fourth Proportional to 216,182.28, 298,181.34 and 198,336.36

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Solution

The fourth proportional to 216,182.28, 298,181.34 and 198,336.36 is: 273,566.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,182.28 : 298,181.34 = 198,336.36 : x
  2. Step 2: Convert to fraction form
    216,182.28/298,181.34 = 198,336.36/x
  3. Step 3: Cross multiply
    216,182.28x = 298,181.34 × 198,336.36
  4. Step 4: Simplify right side
    216,182.28x = 59,140,201,595.52
  5. Step 5: Solve for x
    x = 59,140,201,595.52/216,182.28
  6. Step 6: Final answer
    x = 273,566.37

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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.