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Finding the Fourth Proportional to 179,618.77, 269,418.39 and 54,959.77

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Solution

The fourth proportional to 179,618.77, 269,418.39 and 54,959.77 is: 82,436.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,618.77 : 269,418.39 = 54,959.77 : x
  2. Step 2: Convert to fraction form
    179,618.77/269,418.39 = 54,959.77/x
  3. Step 3: Cross multiply
    179,618.77x = 269,418.39 × 54,959.77
  4. Step 4: Simplify right side
    179,618.77x = 14,807,172,748.17
  5. Step 5: Solve for x
    x = 14,807,172,748.17/179,618.77
  6. Step 6: Final answer
    x = 82,436.67

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1.5x scale

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.