Home / 268,902.62-371,071.53-148,020.30

Finding the Fourth Proportional to 268,902.62, 371,071.53 and 148,020.30

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Solution

The fourth proportional to 268,902.62, 371,071.53 and 148,020.30 is: 204,260.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,902.62 : 371,071.53 = 148,020.30 : x
  2. Step 2: Convert to fraction form
    268,902.62/371,071.53 = 148,020.30/x
  3. Step 3: Cross multiply
    268,902.62x = 371,071.53 × 148,020.30
  4. Step 4: Simplify right side
    268,902.62x = 54,926,119,192.06
  5. Step 5: Solve for x
    x = 54,926,119,192.06/268,902.62
  6. Step 6: Final answer
    x = 204,260.26

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1.5x scale

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.