Home / 168,100.14-252,151.02-49,773.72

Finding the Fourth Proportional to 168,100.14, 252,151.02 and 49,773.72

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Solution

The fourth proportional to 168,100.14, 252,151.02 and 49,773.72 is: 74,660.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,100.14 : 252,151.02 = 49,773.72 : x
  2. Step 2: Convert to fraction form
    168,100.14/252,151.02 = 49,773.72/x
  3. Step 3: Cross multiply
    168,100.14x = 252,151.02 × 49,773.72
  4. Step 4: Simplify right side
    168,100.14x = 12,550,494,267.19
  5. Step 5: Solve for x
    x = 12,550,494,267.19/168,100.14
  6. Step 6: Final answer
    x = 74,660.82

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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.