Home / 50,735.10-70,006.26-31,858.86

Finding the Fourth Proportional to 50,735.10, 70,006.26 and 31,858.86

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Solution

The fourth proportional to 50,735.10, 70,006.26 and 31,858.86 is: 43,960.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,735.10 : 70,006.26 = 31,858.86 : x
  2. Step 2: Convert to fraction form
    50,735.10/70,006.26 = 31,858.86/x
  3. Step 3: Cross multiply
    50,735.10x = 70,006.26 × 31,858.86
  4. Step 4: Simplify right side
    50,735.10x = 2,230,319,636.46
  5. Step 5: Solve for x
    x = 2,230,319,636.46/50,735.10
  6. Step 6: Final answer
    x = 43,960.09

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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.