Home / 199,166.10-298,887.08-79,210.73

Finding the Fourth Proportional to 199,166.10, 298,887.08 and 79,210.73

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Solution

The fourth proportional to 199,166.10, 298,887.08 and 79,210.73 is: 118,870.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,166.10 : 298,887.08 = 79,210.73 : x
  2. Step 2: Convert to fraction form
    199,166.10/298,887.08 = 79,210.73/x
  3. Step 3: Cross multiply
    199,166.10x = 298,887.08 × 79,210.73
  4. Step 4: Simplify right side
    199,166.10x = 23,675,063,794.37
  5. Step 5: Solve for x
    x = 23,675,063,794.37/199,166.10
  6. Step 6: Final answer
    x = 118,870.95

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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.