Home / 250,863.96-346,169.34-143,430.60

Finding the Fourth Proportional to 250,863.96, 346,169.34 and 143,430.60

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Solution

The fourth proportional to 250,863.96, 346,169.34 and 143,430.60 is: 197,921.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,863.96 : 346,169.34 = 143,430.60 : x
  2. Step 2: Convert to fraction form
    250,863.96/346,169.34 = 143,430.60/x
  3. Step 3: Cross multiply
    250,863.96x = 346,169.34 × 143,430.60
  4. Step 4: Simplify right side
    250,863.96x = 49,651,276,137.80
  5. Step 5: Solve for x
    x = 49,651,276,137.80/250,863.96
  6. Step 6: Final answer
    x = 197,921.12

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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.