Home / 50,798.43-70,136.09-31,707.29

Finding the Fourth Proportional to 50,798.43, 70,136.09 and 31,707.29

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Solution

The fourth proportional to 50,798.43, 70,136.09 and 31,707.29 is: 43,777.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,798.43 : 70,136.09 = 31,707.29 : x
  2. Step 2: Convert to fraction form
    50,798.43/70,136.09 = 31,707.29/x
  3. Step 3: Cross multiply
    50,798.43x = 70,136.09 × 31,707.29
  4. Step 4: Simplify right side
    50,798.43x = 2,223,824,835.88
  5. Step 5: Solve for x
    x = 2,223,824,835.88/50,798.43
  6. Step 6: Final answer
    x = 43,777.43

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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.