Home / 50,733.45-70,040.31-30,595.41

Finding the Fourth Proportional to 50,733.45, 70,040.31 and 30,595.41

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Solution

The fourth proportional to 50,733.45, 70,040.31 and 30,595.41 is: 42,238.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,733.45 : 70,040.31 = 30,595.41 : x
  2. Step 2: Convert to fraction form
    50,733.45/70,040.31 = 30,595.41/x
  3. Step 3: Cross multiply
    50,733.45x = 70,040.31 × 30,595.41
  4. Step 4: Simplify right side
    50,733.45x = 2,142,912,000.98
  5. Step 5: Solve for x
    x = 2,142,912,000.98/50,733.45
  6. Step 6: Final answer
    x = 42,238.64

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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.