Home / 146,071.37-219,131.29-51,276.98

Finding the Fourth Proportional to 146,071.37, 219,131.29 and 51,276.98

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Solution

The fourth proportional to 146,071.37, 219,131.29 and 51,276.98 is: 76,923.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,071.37 : 219,131.29 = 51,276.98 : x
  2. Step 2: Convert to fraction form
    146,071.37/219,131.29 = 51,276.98/x
  3. Step 3: Cross multiply
    146,071.37x = 219,131.29 × 51,276.98
  4. Step 4: Simplify right side
    146,071.37x = 11,236,389,550.86
  5. Step 5: Solve for x
    x = 11,236,389,550.86/146,071.37
  6. Step 6: Final answer
    x = 76,923.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.