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Finding the Fourth Proportional to 164,573.12, 246,879.46 and 57,934.94

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Solution

The fourth proportional to 164,573.12, 246,879.46 and 57,934.94 is: 86,909.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,573.12 : 246,879.46 = 57,934.94 : x
  2. Step 2: Convert to fraction form
    164,573.12/246,879.46 = 57,934.94/x
  3. Step 3: Cross multiply
    164,573.12x = 246,879.46 × 57,934.94
  4. Step 4: Simplify right side
    164,573.12x = 14,302,946,702.33
  5. Step 5: Solve for x
    x = 14,302,946,702.33/164,573.12
  6. Step 6: Final answer
    x = 86,909.37

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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.