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Finding the Fourth Proportional to 119,492.68, 179,238.72 and 35,311.96

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Solution

The fourth proportional to 119,492.68, 179,238.72 and 35,311.96 is: 52,967.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,492.68 : 179,238.72 = 35,311.96 : x
  2. Step 2: Convert to fraction form
    119,492.68/179,238.72 = 35,311.96/x
  3. Step 3: Cross multiply
    119,492.68x = 179,238.72 × 35,311.96
  4. Step 4: Simplify right side
    119,492.68x = 6,329,270,511.09
  5. Step 5: Solve for x
    x = 6,329,270,511.09/119,492.68
  6. Step 6: Final answer
    x = 52,967.85

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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.