Home / 198,150.72-297,087.84-73,458.24

Finding the Fourth Proportional to 198,150.72, 297,087.84 and 73,458.24

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Solution

The fourth proportional to 198,150.72, 297,087.84 and 73,458.24 is: 110,136.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,150.72 : 297,087.84 = 73,458.24 : x
  2. Step 2: Convert to fraction form
    198,150.72/297,087.84 = 73,458.24/x
  3. Step 3: Cross multiply
    198,150.72x = 297,087.84 × 73,458.24
  4. Step 4: Simplify right side
    198,150.72x = 21,823,549,851.80
  5. Step 5: Solve for x
    x = 21,823,549,851.80/198,150.72
  6. Step 6: Final answer
    x = 110,136.11

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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.