Home / 220,100.32-303,058.34-171,896.96

Finding the Fourth Proportional to 220,100.32, 303,058.34 and 171,896.96

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Solution

The fourth proportional to 220,100.32, 303,058.34 and 171,896.96 is: 236,686.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,100.32 : 303,058.34 = 171,896.96 : x
  2. Step 2: Convert to fraction form
    220,100.32/303,058.34 = 171,896.96/x
  3. Step 3: Cross multiply
    220,100.32x = 303,058.34 × 171,896.96
  4. Step 4: Simplify right side
    220,100.32x = 52,094,807,348.65
  5. Step 5: Solve for x
    x = 52,094,807,348.65/220,100.32
  6. Step 6: Final answer
    x = 236,686.65

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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.