Home / 223,034.06-307,787.30-121,059.54

Finding the Fourth Proportional to 223,034.06, 307,787.30 and 121,059.54

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Solution

The fourth proportional to 223,034.06, 307,787.30 and 121,059.54 is: 167,062.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,034.06 : 307,787.30 = 121,059.54 : x
  2. Step 2: Convert to fraction form
    223,034.06/307,787.30 = 121,059.54/x
  3. Step 3: Cross multiply
    223,034.06x = 307,787.30 × 121,059.54
  4. Step 4: Simplify right side
    223,034.06x = 37,260,588,955.84
  5. Step 5: Solve for x
    x = 37,260,588,955.84/223,034.06
  6. Step 6: Final answer
    x = 167,062.33

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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.