Home / 251,844.70-377,808.06-74,369.65

Finding the Fourth Proportional to 251,844.70, 377,808.06 and 74,369.65

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Solution

The fourth proportional to 251,844.70, 377,808.06 and 74,369.65 is: 111,566.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,844.70 : 377,808.06 = 74,369.65 : x
  2. Step 2: Convert to fraction form
    251,844.70/377,808.06 = 74,369.65/x
  3. Step 3: Cross multiply
    251,844.70x = 377,808.06 × 74,369.65
  4. Step 4: Simplify right side
    251,844.70x = 28,097,453,189.38
  5. Step 5: Solve for x
    x = 28,097,453,189.38/251,844.70
  6. Step 6: Final answer
    x = 111,566.59

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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.