Home / 268,902.41-371,071.23-148,020.09

Finding the Fourth Proportional to 268,902.41, 371,071.23 and 148,020.09

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Solution

The fourth proportional to 268,902.41, 371,071.23 and 148,020.09 is: 204,259.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,902.41 : 371,071.23 = 148,020.09 : x
  2. Step 2: Convert to fraction form
    268,902.41/371,071.23 = 148,020.09/x
  3. Step 3: Cross multiply
    268,902.41x = 371,071.23 × 148,020.09
  4. Step 4: Simplify right side
    268,902.41x = 54,925,994,265.55
  5. Step 5: Solve for x
    x = 54,925,994,265.55/268,902.41
  6. Step 6: Final answer
    x = 204,259.96

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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.