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Finding the Fourth Proportional to 268,167.02, 370,072.83 and 147,310.76

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Solution

The fourth proportional to 268,167.02, 370,072.83 and 147,310.76 is: 203,290.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,167.02 : 370,072.83 = 147,310.76 : x
  2. Step 2: Convert to fraction form
    268,167.02/370,072.83 = 147,310.76/x
  3. Step 3: Cross multiply
    268,167.02x = 370,072.83 × 147,310.76
  4. Step 4: Simplify right side
    268,167.02x = 54,515,709,842.65
  5. Step 5: Solve for x
    x = 54,515,709,842.65/268,167.02
  6. Step 6: Final answer
    x = 203,290.14

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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.