Home / 45,763.68-63,190.62-36,782.40

Finding the Fourth Proportional to 45,763.68, 63,190.62 and 36,782.40

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Solution

The fourth proportional to 45,763.68, 63,190.62 and 36,782.40 is: 50,789.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,763.68 : 63,190.62 = 36,782.40 : x
  2. Step 2: Convert to fraction form
    45,763.68/63,190.62 = 36,782.40/x
  3. Step 3: Cross multiply
    45,763.68x = 63,190.62 × 36,782.40
  4. Step 4: Simplify right side
    45,763.68x = 2,324,302,661.09
  5. Step 5: Solve for x
    x = 2,324,302,661.09/45,763.68
  6. Step 6: Final answer
    x = 50,789.24

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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.