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Finding the Fourth Proportional to 179,554.95, 269,371.71 and 53,205.08

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Solution

The fourth proportional to 179,554.95, 269,371.71 and 53,205.08 is: 79,819.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,554.95 : 269,371.71 = 53,205.08 : x
  2. Step 2: Convert to fraction form
    179,554.95/269,371.71 = 53,205.08/x
  3. Step 3: Cross multiply
    179,554.95x = 269,371.71 × 53,205.08
  4. Step 4: Simplify right side
    179,554.95x = 14,331,942,033.43
  5. Step 5: Solve for x
    x = 14,331,942,033.43/179,554.95
  6. Step 6: Final answer
    x = 79,819.25

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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.