Home / 250,599.12-345,823.56-143,168.28

Finding the Fourth Proportional to 250,599.12, 345,823.56 and 143,168.28

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Solution

The fourth proportional to 250,599.12, 345,823.56 and 143,168.28 is: 197,570.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,599.12 : 345,823.56 = 143,168.28 : x
  2. Step 2: Convert to fraction form
    250,599.12/345,823.56 = 143,168.28/x
  3. Step 3: Cross multiply
    250,599.12x = 345,823.56 × 143,168.28
  4. Step 4: Simplify right side
    250,599.12x = 49,510,964,268.68
  5. Step 5: Solve for x
    x = 49,510,964,268.68/250,599.12
  6. Step 6: Final answer
    x = 197,570.38

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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.