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Finding the Fourth Proportional to 165,131.70, 247,697.10 and 46,804.07

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Solution

The fourth proportional to 165,131.70, 247,697.10 and 46,804.07 is: 70,205.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,131.70 : 247,697.10 = 46,804.07 : x
  2. Step 2: Convert to fraction form
    165,131.70/247,697.10 = 46,804.07/x
  3. Step 3: Cross multiply
    165,131.70x = 247,697.10 × 46,804.07
  4. Step 4: Simplify right side
    165,131.70x = 11,593,230,934.69
  5. Step 5: Solve for x
    x = 11,593,230,934.69/165,131.70
  6. Step 6: Final answer
    x = 70,205.97

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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.