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Finding the Fourth Proportional to 203,017.44, 304,175.70 and 134,586.84

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Solution

The fourth proportional to 203,017.44, 304,175.70 and 134,586.84 is: 201,647.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,017.44 : 304,175.70 = 134,586.84 : x
  2. Step 2: Convert to fraction form
    203,017.44/304,175.70 = 134,586.84/x
  3. Step 3: Cross multiply
    203,017.44x = 304,175.70 × 134,586.84
  4. Step 4: Simplify right side
    203,017.44x = 40,938,046,267.79
  5. Step 5: Solve for x
    x = 40,938,046,267.79/203,017.44
  6. Step 6: Final answer
    x = 201,647.93

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1.5x scale

Why These Related Problems?

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