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Finding the Fourth Proportional to 236,355.45, 354,237.52 and 118,059.81

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Solution

The fourth proportional to 236,355.45, 354,237.52 and 118,059.81 is: 176,942.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,355.45 : 354,237.52 = 118,059.81 : x
  2. Step 2: Convert to fraction form
    236,355.45/354,237.52 = 118,059.81/x
  3. Step 3: Cross multiply
    236,355.45x = 354,237.52 × 118,059.81
  4. Step 4: Simplify right side
    236,355.45x = 41,821,214,306.07
  5. Step 5: Solve for x
    x = 41,821,214,306.07/236,355.45
  6. Step 6: Final answer
    x = 176,942.03

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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.