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Finding the Fourth Proportional to 119,267.70, 178,733.43 and 94,197.30

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Solution

The fourth proportional to 119,267.70, 178,733.43 and 94,197.30 is: 141,163.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,267.70 : 178,733.43 = 94,197.30 : x
  2. Step 2: Convert to fraction form
    119,267.70/178,733.43 = 94,197.30/x
  3. Step 3: Cross multiply
    119,267.70x = 178,733.43 × 94,197.30
  4. Step 4: Simplify right side
    119,267.70x = 16,836,206,525.74
  5. Step 5: Solve for x
    x = 16,836,206,525.74/119,267.70
  6. Step 6: Final answer
    x = 141,163.17

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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.