Home / 79,839.23-110,174.43-45,823.77

Finding the Fourth Proportional to 79,839.23, 110,174.43 and 45,823.77

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Solution

The fourth proportional to 79,839.23, 110,174.43 and 45,823.77 is: 63,234.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,839.23 : 110,174.43 = 45,823.77 : x
  2. Step 2: Convert to fraction form
    79,839.23/110,174.43 = 45,823.77/x
  3. Step 3: Cross multiply
    79,839.23x = 110,174.43 × 45,823.77
  4. Step 4: Simplify right side
    79,839.23x = 5,048,607,835.27
  5. Step 5: Solve for x
    x = 5,048,607,835.27/79,839.23
  6. Step 6: Final answer
    x = 63,234.68

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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.