Home / 178,183.53-245,889.27-100,651.95

Finding the Fourth Proportional to 178,183.53, 245,889.27 and 100,651.95

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Solution

The fourth proportional to 178,183.53, 245,889.27 and 100,651.95 is: 138,897.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,183.53 : 245,889.27 = 100,651.95 : x
  2. Step 2: Convert to fraction form
    178,183.53/245,889.27 = 100,651.95/x
  3. Step 3: Cross multiply
    178,183.53x = 245,889.27 × 100,651.95
  4. Step 4: Simplify right side
    178,183.53x = 24,749,234,509.58
  5. Step 5: Solve for x
    x = 24,749,234,509.58/178,183.53
  6. Step 6: Final answer
    x = 138,897.43

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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.