Home / 222,460.30-307,022.18-125,668.23

Finding the Fourth Proportional to 222,460.30, 307,022.18 and 125,668.23

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Solution

The fourth proportional to 222,460.30, 307,022.18 and 125,668.23 is: 173,437.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,460.30 : 307,022.18 = 125,668.23 : x
  2. Step 2: Convert to fraction form
    222,460.30/307,022.18 = 125,668.23/x
  3. Step 3: Cross multiply
    222,460.30x = 307,022.18 × 125,668.23
  4. Step 4: Simplify right side
    222,460.30x = 38,582,934,245.51
  5. Step 5: Solve for x
    x = 38,582,934,245.51/222,460.30
  6. Step 6: Final answer
    x = 173,437.39

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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.