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Finding the Fourth Proportional to 117,243.36, 175,793.76 and 46,080.72

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Solution

The fourth proportional to 117,243.36, 175,793.76 and 46,080.72 is: 69,093.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,243.36 : 175,793.76 = 46,080.72 : x
  2. Step 2: Convert to fraction form
    117,243.36/175,793.76 = 46,080.72/x
  3. Step 3: Cross multiply
    117,243.36x = 175,793.76 × 46,080.72
  4. Step 4: Simplify right side
    117,243.36x = 8,100,703,032.31
  5. Step 5: Solve for x
    x = 8,100,703,032.31/117,243.36
  6. Step 6: Final answer
    x = 69,093.06

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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.