Home / 250,170.86-345,094.80-158,261.67

Finding the Fourth Proportional to 250,170.86, 345,094.80 and 158,261.67

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Solution

The fourth proportional to 250,170.86, 345,094.80 and 158,261.67 is: 218,311.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,170.86 : 345,094.80 = 158,261.67 : x
  2. Step 2: Convert to fraction form
    250,170.86/345,094.80 = 158,261.67/x
  3. Step 3: Cross multiply
    250,170.86x = 345,094.80 × 158,261.67
  4. Step 4: Simplify right side
    250,170.86x = 54,615,279,356.32
  5. Step 5: Solve for x
    x = 54,615,279,356.32/250,170.86
  6. Step 6: Final answer
    x = 218,311.91

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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.