Home / 222,465.44-307,000.73-120,488.55

Finding the Fourth Proportional to 222,465.44, 307,000.73 and 120,488.55

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Solution

The fourth proportional to 222,465.44, 307,000.73 and 120,488.55 is: 166,273.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,465.44 : 307,000.73 = 120,488.55 : x
  2. Step 2: Convert to fraction form
    222,465.44/307,000.73 = 120,488.55/x
  3. Step 3: Cross multiply
    222,465.44x = 307,000.73 × 120,488.55
  4. Step 4: Simplify right side
    222,465.44x = 36,990,072,806.64
  5. Step 5: Solve for x
    x = 36,990,072,806.64/222,465.44
  6. Step 6: Final answer
    x = 166,273.34

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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.