Home / 164,664.12-227,235.06-89,212.44

Finding the Fourth Proportional to 164,664.12, 227,235.06 and 89,212.44

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Solution

The fourth proportional to 164,664.12, 227,235.06 and 89,212.44 is: 123,112.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,664.12 : 227,235.06 = 89,212.44 : x
  2. Step 2: Convert to fraction form
    164,664.12/227,235.06 = 89,212.44/x
  3. Step 3: Cross multiply
    164,664.12x = 227,235.06 × 89,212.44
  4. Step 4: Simplify right side
    164,664.12x = 20,272,194,156.15
  5. Step 5: Solve for x
    x = 20,272,194,156.15/164,664.12
  6. Step 6: Final answer
    x = 123,112.39

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1.5x scale

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.