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Finding the Fourth Proportional to 251,097.93, 376,647.53 and 61,559.15

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Solution

The fourth proportional to 251,097.93, 376,647.53 and 61,559.15 is: 92,338.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,097.93 : 376,647.53 = 61,559.15 : x
  2. Step 2: Convert to fraction form
    251,097.93/376,647.53 = 61,559.15/x
  3. Step 3: Cross multiply
    251,097.93x = 376,647.53 × 61,559.15
  4. Step 4: Simplify right side
    251,097.93x = 23,186,099,605.37
  5. Step 5: Solve for x
    x = 23,186,099,605.37/251,097.93
  6. Step 6: Final answer
    x = 92,338.87

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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.