Home / 72,942.37-100,645.21-44,277.03

Finding the Fourth Proportional to 72,942.37, 100,645.21 and 44,277.03

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Solution

The fourth proportional to 72,942.37, 100,645.21 and 44,277.03 is: 61,093.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,942.37 : 100,645.21 = 44,277.03 : x
  2. Step 2: Convert to fraction form
    72,942.37/100,645.21 = 44,277.03/x
  3. Step 3: Cross multiply
    72,942.37x = 100,645.21 × 44,277.03
  4. Step 4: Simplify right side
    72,942.37x = 4,456,270,913.34
  5. Step 5: Solve for x
    x = 4,456,270,913.34/72,942.37
  6. Step 6: Final answer
    x = 61,093.03

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1.5x scale

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.