Home / 164,081.20-246,121.80-153,009.52

Finding the Fourth Proportional to 164,081.20, 246,121.80 and 153,009.52

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Solution

The fourth proportional to 164,081.20, 246,121.80 and 153,009.52 is: 229,514.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,081.20 : 246,121.80 = 153,009.52 : x
  2. Step 2: Convert to fraction form
    164,081.20/246,121.80 = 153,009.52/x
  3. Step 3: Cross multiply
    164,081.20x = 246,121.80 × 153,009.52
  4. Step 4: Simplify right side
    164,081.20x = 37,658,978,479.54
  5. Step 5: Solve for x
    x = 37,658,978,479.54/164,081.20
  6. Step 6: Final answer
    x = 229,514.28

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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.