Home / 250,023.90-345,194.31-223,120.14

Finding the Fourth Proportional to 250,023.90, 345,194.31 and 223,120.14

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Solution

The fourth proportional to 250,023.90, 345,194.31 and 223,120.14 is: 308,049.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,023.90 : 345,194.31 = 223,120.14 : x
  2. Step 2: Convert to fraction form
    250,023.90/345,194.31 = 223,120.14/x
  3. Step 3: Cross multiply
    250,023.90x = 345,194.31 × 223,120.14
  4. Step 4: Simplify right side
    250,023.90x = 77,019,802,774.40
  5. Step 5: Solve for x
    x = 77,019,802,774.40/250,023.90
  6. Step 6: Final answer
    x = 308,049.76

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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.