Home / 250,223.64-345,222.84-142,716.36

Finding the Fourth Proportional to 250,223.64, 345,222.84 and 142,716.36

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Solution

The fourth proportional to 250,223.64, 345,222.84 and 142,716.36 is: 196,899.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,223.64 : 345,222.84 = 142,716.36 : x
  2. Step 2: Convert to fraction form
    250,223.64/345,222.84 = 142,716.36/x
  3. Step 3: Cross multiply
    250,223.64x = 345,222.84 × 142,716.36
  4. Step 4: Simplify right side
    250,223.64x = 49,268,947,113.66
  5. Step 5: Solve for x
    x = 49,268,947,113.66/250,223.64
  6. Step 6: Final answer
    x = 196,899.65

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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.