Home / 250,268.59-345,371.70-135,548.56

Finding the Fourth Proportional to 250,268.59, 345,371.70 and 135,548.56

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Solution

The fourth proportional to 250,268.59, 345,371.70 and 135,548.56 is: 187,057.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,268.59 : 345,371.70 = 135,548.56 : x
  2. Step 2: Convert to fraction form
    250,268.59/345,371.70 = 135,548.56/x
  3. Step 3: Cross multiply
    250,268.59x = 345,371.70 × 135,548.56
  4. Step 4: Simplify right side
    250,268.59x = 46,814,636,599.75
  5. Step 5: Solve for x
    x = 46,814,636,599.75/250,268.59
  6. Step 6: Final answer
    x = 187,057.58

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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.