Home / 250,069.86-345,257.40-223,166.16

Finding the Fourth Proportional to 250,069.86, 345,257.40 and 223,166.16

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Solution

The fourth proportional to 250,069.86, 345,257.40 and 223,166.16 is: 308,112.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,069.86 : 345,257.40 = 223,166.16 : x
  2. Step 2: Convert to fraction form
    250,069.86/345,257.40 = 223,166.16/x
  3. Step 3: Cross multiply
    250,069.86x = 345,257.40 × 223,166.16
  4. Step 4: Simplify right side
    250,069.86x = 77,049,768,169.58
  5. Step 5: Solve for x
    x = 77,049,768,169.58/250,069.86
  6. Step 6: Final answer
    x = 308,112.97

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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.