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Finding the Fourth Proportional to 245,525.70, 368,288.55 and 127,233.30

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Solution

The fourth proportional to 245,525.70, 368,288.55 and 127,233.30 is: 190,849.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,525.70 : 368,288.55 = 127,233.30 : x
  2. Step 2: Convert to fraction form
    245,525.70/368,288.55 = 127,233.30/x
  3. Step 3: Cross multiply
    245,525.70x = 368,288.55 × 127,233.30
  4. Step 4: Simplify right side
    245,525.70x = 46,858,567,568.72
  5. Step 5: Solve for x
    x = 46,858,567,568.72/245,525.70
  6. Step 6: Final answer
    x = 190,849.95

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.