Home / 220,558.90-304,370.13-164,053.30

Finding the Fourth Proportional to 220,558.90, 304,370.13 and 164,053.30

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Solution

The fourth proportional to 220,558.90, 304,370.13 and 164,053.30 is: 226,392.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,558.90 : 304,370.13 = 164,053.30 : x
  2. Step 2: Convert to fraction form
    220,558.90/304,370.13 = 164,053.30/x
  3. Step 3: Cross multiply
    220,558.90x = 304,370.13 × 164,053.30
  4. Step 4: Simplify right side
    220,558.90x = 49,932,924,247.93
  5. Step 5: Solve for x
    x = 49,932,924,247.93/220,558.90
  6. Step 6: Final answer
    x = 226,392.70

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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.