Home / 250,170.36-345,094.12-158,261.18

Finding the Fourth Proportional to 250,170.36, 345,094.12 and 158,261.18

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Solution

The fourth proportional to 250,170.36, 345,094.12 and 158,261.18 is: 218,311.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,170.36 : 345,094.12 = 158,261.18 : x
  2. Step 2: Convert to fraction form
    250,170.36/345,094.12 = 158,261.18/x
  3. Step 3: Cross multiply
    250,170.36x = 345,094.12 × 158,261.18
  4. Step 4: Simplify right side
    250,170.36x = 54,615,000,125.49
  5. Step 5: Solve for x
    x = 54,615,000,125.49/250,170.36
  6. Step 6: Final answer
    x = 218,311.24

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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.