Home / 250,467.40-345,644.22-135,749.44

Finding the Fourth Proportional to 250,467.40, 345,644.22 and 135,749.44

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Solution

The fourth proportional to 250,467.40, 345,644.22 and 135,749.44 is: 187,333.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,467.40 : 345,644.22 = 135,749.44 : x
  2. Step 2: Convert to fraction form
    250,467.40/345,644.22 = 135,749.44/x
  3. Step 3: Cross multiply
    250,467.40x = 345,644.22 × 135,749.44
  4. Step 4: Simplify right side
    250,467.40x = 46,921,009,304.24
  5. Step 5: Solve for x
    x = 46,921,009,304.24/250,467.40
  6. Step 6: Final answer
    x = 187,333.80

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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.