Home / 222,825.44-307,499.60-127,331.92

Finding the Fourth Proportional to 222,825.44, 307,499.60 and 127,331.92

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Solution

The fourth proportional to 222,825.44, 307,499.60 and 127,331.92 is: 175,718.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,825.44 : 307,499.60 = 127,331.92 : x
  2. Step 2: Convert to fraction form
    222,825.44/307,499.60 = 127,331.92/x
  3. Step 3: Cross multiply
    222,825.44x = 307,499.60 × 127,331.92
  4. Step 4: Simplify right side
    222,825.44x = 39,154,514,467.23
  5. Step 5: Solve for x
    x = 39,154,514,467.23/222,825.44
  6. Step 6: Final answer
    x = 175,718.33

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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.