Home / 190,288.74-285,466.10-63,941.32

Finding the Fourth Proportional to 190,288.74, 285,466.10 and 63,941.32

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Solution

The fourth proportional to 190,288.74, 285,466.10 and 63,941.32 is: 95,923.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,288.74 : 285,466.10 = 63,941.32 : x
  2. Step 2: Convert to fraction form
    190,288.74/285,466.10 = 63,941.32/x
  3. Step 3: Cross multiply
    190,288.74x = 285,466.10 × 63,941.32
  4. Step 4: Simplify right side
    190,288.74x = 18,253,079,249.25
  5. Step 5: Solve for x
    x = 18,253,079,249.25/190,288.74
  6. Step 6: Final answer
    x = 95,923.07

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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.