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Finding the Fourth Proportional to 251,369.51, 377,068.23 and 82,883.03

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Solution

The fourth proportional to 251,369.51, 377,068.23 and 82,883.03 is: 124,329.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,369.51 : 377,068.23 = 82,883.03 : x
  2. Step 2: Convert to fraction form
    251,369.51/377,068.23 = 82,883.03/x
  3. Step 3: Cross multiply
    251,369.51x = 377,068.23 × 82,883.03
  4. Step 4: Simplify right side
    251,369.51x = 31,252,555,533.80
  5. Step 5: Solve for x
    x = 31,252,555,533.80/251,369.51
  6. Step 6: Final answer
    x = 124,329.14

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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.