Home / 250,268.45-345,376.04-142,836.32

Finding the Fourth Proportional to 250,268.45, 345,376.04 and 142,836.32

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Solution

The fourth proportional to 250,268.45, 345,376.04 and 142,836.32 is: 197,117.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,268.45 : 345,376.04 = 142,836.32 : x
  2. Step 2: Convert to fraction form
    250,268.45/345,376.04 = 142,836.32/x
  3. Step 3: Cross multiply
    250,268.45x = 345,376.04 × 142,836.32
  4. Step 4: Simplify right side
    250,268.45x = 49,332,241,855.59
  5. Step 5: Solve for x
    x = 49,332,241,855.59/250,268.45
  6. Step 6: Final answer
    x = 197,117.30

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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.