Home / 251,440.18-377,172.08-82,975.22

Finding the Fourth Proportional to 251,440.18, 377,172.08 and 82,975.22

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Solution

The fourth proportional to 251,440.18, 377,172.08 and 82,975.22 is: 124,466.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,440.18 : 377,172.08 = 82,975.22 : x
  2. Step 2: Convert to fraction form
    251,440.18/377,172.08 = 82,975.22/x
  3. Step 3: Cross multiply
    251,440.18x = 377,172.08 × 82,975.22
  4. Step 4: Simplify right side
    251,440.18x = 31,295,936,315.86
  5. Step 5: Solve for x
    x = 31,295,936,315.86/251,440.18
  6. Step 6: Final answer
    x = 124,466.73

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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.