Home / 222,091.07-306,488.21-134,850.83

Finding the Fourth Proportional to 222,091.07, 306,488.21 and 134,850.83

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Solution

The fourth proportional to 222,091.07, 306,488.21 and 134,850.83 is: 186,095.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,091.07 : 306,488.21 = 134,850.83 : x
  2. Step 2: Convert to fraction form
    222,091.07/306,488.21 = 134,850.83/x
  3. Step 3: Cross multiply
    222,091.07x = 306,488.21 × 134,850.83
  4. Step 4: Simplify right side
    222,091.07x = 41,330,187,297.02
  5. Step 5: Solve for x
    x = 41,330,187,297.02/222,091.07
  6. Step 6: Final answer
    x = 186,095.68

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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.