Home / 79,436.86-119,172.44-26,845.18

Finding the Fourth Proportional to 79,436.86, 119,172.44 and 26,845.18

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Solution

The fourth proportional to 79,436.86, 119,172.44 and 26,845.18 is: 40,273.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,436.86 : 119,172.44 = 26,845.18 : x
  2. Step 2: Convert to fraction form
    79,436.86/119,172.44 = 26,845.18/x
  3. Step 3: Cross multiply
    79,436.86x = 119,172.44 × 26,845.18
  4. Step 4: Simplify right side
    79,436.86x = 3,199,205,468.61
  5. Step 5: Solve for x
    x = 3,199,205,468.61/79,436.86
  6. Step 6: Final answer
    x = 40,273.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.