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Finding the Fourth Proportional to 268,376.94, 370,379.52 and 160,945.02

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Solution

The fourth proportional to 268,376.94, 370,379.52 and 160,945.02 is: 222,115.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,376.94 : 370,379.52 = 160,945.02 : x
  2. Step 2: Convert to fraction form
    268,376.94/370,379.52 = 160,945.02/x
  3. Step 3: Cross multiply
    268,376.94x = 370,379.52 × 160,945.02
  4. Step 4: Simplify right side
    268,376.94x = 59,610,739,253.99
  5. Step 5: Solve for x
    x = 59,610,739,253.99/268,376.94
  6. Step 6: Final answer
    x = 222,115.73

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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.