Home / 222,550.40-307,117.05-120,573.33

Finding the Fourth Proportional to 222,550.40, 307,117.05 and 120,573.33

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Solution

The fourth proportional to 222,550.40, 307,117.05 and 120,573.33 is: 166,389.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,550.40 : 307,117.05 = 120,573.33 : x
  2. Step 2: Convert to fraction form
    222,550.40/307,117.05 = 120,573.33/x
  3. Step 3: Cross multiply
    222,550.40x = 307,117.05 × 120,573.33
  4. Step 4: Simplify right side
    222,550.40x = 37,030,125,418.28
  5. Step 5: Solve for x
    x = 37,030,125,418.28/222,550.40
  6. Step 6: Final answer
    x = 166,389.84

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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.