Home / 276,845.52-414,944.31-127,100.28

Finding the Fourth Proportional to 276,845.52, 414,944.31 and 127,100.28

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Solution

The fourth proportional to 276,845.52, 414,944.31 and 127,100.28 is: 190,501.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,845.52 : 414,944.31 = 127,100.28 : x
  2. Step 2: Convert to fraction form
    276,845.52/414,944.31 = 127,100.28/x
  3. Step 3: Cross multiply
    276,845.52x = 414,944.31 × 127,100.28
  4. Step 4: Simplify right side
    276,845.52x = 52,739,537,985.41
  5. Step 5: Solve for x
    x = 52,739,537,985.41/276,845.52
  6. Step 6: Final answer
    x = 190,501.68

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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.