Home / 72,958.23-100,678.82-41,127.03

Finding the Fourth Proportional to 72,958.23, 100,678.82 and 41,127.03

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Solution

The fourth proportional to 72,958.23, 100,678.82 and 41,127.03 is: 56,753.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,958.23 : 100,678.82 = 41,127.03 : x
  2. Step 2: Convert to fraction form
    72,958.23/100,678.82 = 41,127.03/x
  3. Step 3: Cross multiply
    72,958.23x = 100,678.82 × 41,127.03
  4. Step 4: Simplify right side
    72,958.23x = 4,140,620,644.87
  5. Step 5: Solve for x
    x = 4,140,620,644.87/72,958.23
  6. Step 6: Final answer
    x = 56,753.30

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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.