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Finding the Fourth Proportional to 179,880.74, 269,774.10 and 53,486.95

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Solution

The fourth proportional to 179,880.74, 269,774.10 and 53,486.95 is: 80,216.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,880.74 : 269,774.10 = 53,486.95 : x
  2. Step 2: Convert to fraction form
    179,880.74/269,774.10 = 53,486.95/x
  3. Step 3: Cross multiply
    179,880.74x = 269,774.10 × 53,486.95
  4. Step 4: Simplify right side
    179,880.74x = 14,429,393,123.56
  5. Step 5: Solve for x
    x = 14,429,393,123.56/179,880.74
  6. Step 6: Final answer
    x = 80,216.44

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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.