Home / 190,320.44-285,391.24-110,381.12

Finding the Fourth Proportional to 190,320.44, 285,391.24 and 110,381.12

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Solution

The fourth proportional to 190,320.44, 285,391.24 and 110,381.12 is: 165,519.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,320.44 : 285,391.24 = 110,381.12 : x
  2. Step 2: Convert to fraction form
    190,320.44/285,391.24 = 110,381.12/x
  3. Step 3: Cross multiply
    190,320.44x = 285,391.24 × 110,381.12
  4. Step 4: Simplify right side
    190,320.44x = 31,501,804,709.39
  5. Step 5: Solve for x
    x = 31,501,804,709.39/190,320.44
  6. Step 6: Final answer
    x = 165,519.82

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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.