Home / 250,301.07-345,415.83-135,580.96

Finding the Fourth Proportional to 250,301.07, 345,415.83 and 135,580.96

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Solution

The fourth proportional to 250,301.07, 345,415.83 and 135,580.96 is: 187,101.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,301.07 : 345,415.83 = 135,580.96 : x
  2. Step 2: Convert to fraction form
    250,301.07/345,415.83 = 135,580.96/x
  3. Step 3: Cross multiply
    250,301.07x = 345,415.83 × 135,580.96
  4. Step 4: Simplify right side
    250,301.07x = 46,831,809,830.60
  5. Step 5: Solve for x
    x = 46,831,809,830.60/250,301.07
  6. Step 6: Final answer
    x = 187,101.92

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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.