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Finding the Fourth Proportional to 245,175.73, 367,784.75 and 67,682.77

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Solution

The fourth proportional to 245,175.73, 367,784.75 and 67,682.77 is: 101,529.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,175.73 : 367,784.75 = 67,682.77 : x
  2. Step 2: Convert to fraction form
    245,175.73/367,784.75 = 67,682.77/x
  3. Step 3: Cross multiply
    245,175.73x = 367,784.75 × 67,682.77
  4. Step 4: Simplify right side
    245,175.73x = 24,892,689,893.50
  5. Step 5: Solve for x
    x = 24,892,689,893.50/245,175.73
  6. Step 6: Final answer
    x = 101,529.99

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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.