Home / 178,858.46-246,770.85-107,212.34

Finding the Fourth Proportional to 178,858.46, 246,770.85 and 107,212.34

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Solution

The fourth proportional to 178,858.46, 246,770.85 and 107,212.34 is: 147,920.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,858.46 : 246,770.85 = 107,212.34 : x
  2. Step 2: Convert to fraction form
    178,858.46/246,770.85 = 107,212.34/x
  3. Step 3: Cross multiply
    178,858.46x = 246,770.85 × 107,212.34
  4. Step 4: Simplify right side
    178,858.46x = 26,456,881,291.26
  5. Step 5: Solve for x
    x = 26,456,881,291.26/178,858.46
  6. Step 6: Final answer
    x = 147,920.77

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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.