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Finding the Fourth Proportional to 114,800.63, 172,210.86 and 31,694.63

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Solution

The fourth proportional to 114,800.63, 172,210.86 and 31,694.63 is: 47,544.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,800.63 : 172,210.86 = 31,694.63 : x
  2. Step 2: Convert to fraction form
    114,800.63/172,210.86 = 31,694.63/x
  3. Step 3: Cross multiply
    114,800.63x = 172,210.86 × 31,694.63
  4. Step 4: Simplify right side
    114,800.63x = 5,458,158,628.63
  5. Step 5: Solve for x
    x = 5,458,158,628.63/114,800.63
  6. Step 6: Final answer
    x = 47,544.68

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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.