Home / 50,799.43-70,137.47-31,708.29

Finding the Fourth Proportional to 50,799.43, 70,137.47 and 31,708.29

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Solution

The fourth proportional to 50,799.43, 70,137.47 and 31,708.29 is: 43,778.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,799.43 : 70,137.47 = 31,708.29 : x
  2. Step 2: Convert to fraction form
    50,799.43/70,137.47 = 31,708.29/x
  3. Step 3: Cross multiply
    50,799.43x = 70,137.47 × 31,708.29
  4. Step 4: Simplify right side
    50,799.43x = 2,223,939,238.63
  5. Step 5: Solve for x
    x = 2,223,939,238.63/50,799.43
  6. Step 6: Final answer
    x = 43,778.82

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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.