Home / 50,782.69-76,523.26-42,093.21

Finding the Fourth Proportional to 50,782.69, 76,523.26 and 42,093.21

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Solution

The fourth proportional to 50,782.69, 76,523.26 and 42,093.21 is: 63,429.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,782.69 : 76,523.26 = 42,093.21 : x
  2. Step 2: Convert to fraction form
    50,782.69/76,523.26 = 42,093.21/x
  3. Step 3: Cross multiply
    50,782.69x = 76,523.26 × 42,093.21
  4. Step 4: Simplify right side
    50,782.69x = 3,221,109,653.06
  5. Step 5: Solve for x
    x = 3,221,109,653.06/50,782.69
  6. Step 6: Final answer
    x = 63,429.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.