Home / 190,474.42-285,460.93-106,274.21

Finding the Fourth Proportional to 190,474.42, 285,460.93 and 106,274.21

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Solution

The fourth proportional to 190,474.42, 285,460.93 and 106,274.21 is: 159,271.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,474.42 : 285,460.93 = 106,274.21 : x
  2. Step 2: Convert to fraction form
    190,474.42/285,460.93 = 106,274.21/x
  3. Step 3: Cross multiply
    190,474.42x = 285,460.93 × 106,274.21
  4. Step 4: Simplify right side
    190,474.42x = 30,337,135,269.58
  5. Step 5: Solve for x
    x = 30,337,135,269.58/190,474.42
  6. Step 6: Final answer
    x = 159,271.44

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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.