Home / 163,965.43-245,956.94-51,654.44

Finding the Fourth Proportional to 163,965.43, 245,956.94 and 51,654.44

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Solution

The fourth proportional to 163,965.43, 245,956.94 and 51,654.44 is: 77,484.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,965.43 : 245,956.94 = 51,654.44 : x
  2. Step 2: Convert to fraction form
    163,965.43/245,956.94 = 51,654.44/x
  3. Step 3: Cross multiply
    163,965.43x = 245,956.94 × 51,654.44
  4. Step 4: Simplify right side
    163,965.43x = 12,704,766,511.76
  5. Step 5: Solve for x
    x = 12,704,766,511.76/163,965.43
  6. Step 6: Final answer
    x = 77,484.42

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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.