Home / 250,300.07-345,414.45-135,579.96

Finding the Fourth Proportional to 250,300.07, 345,414.45 and 135,579.96

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Solution

The fourth proportional to 250,300.07, 345,414.45 and 135,579.96 is: 187,100.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,300.07 : 345,414.45 = 135,579.96 : x
  2. Step 2: Convert to fraction form
    250,300.07/345,414.45 = 135,579.96/x
  3. Step 3: Cross multiply
    250,300.07x = 345,414.45 × 135,579.96
  4. Step 4: Simplify right side
    250,300.07x = 46,831,277,314.42
  5. Step 5: Solve for x
    x = 46,831,277,314.42/250,300.07
  6. Step 6: Final answer
    x = 187,100.54

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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.