Home / 72,834.21-100,511.10-41,013.36

Finding the Fourth Proportional to 72,834.21, 100,511.10 and 41,013.36

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Solution

The fourth proportional to 72,834.21, 100,511.10 and 41,013.36 is: 56,598.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,834.21 : 100,511.10 = 41,013.36 : x
  2. Step 2: Convert to fraction form
    72,834.21/100,511.10 = 41,013.36/x
  3. Step 3: Cross multiply
    72,834.21x = 100,511.10 × 41,013.36
  4. Step 4: Simplify right side
    72,834.21x = 4,122,297,928.30
  5. Step 5: Solve for x
    x = 4,122,297,928.30/72,834.21
  6. Step 6: Final answer
    x = 56,598.37

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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.