Home / 72,946.39-100,664.62-41,114.65

Finding the Fourth Proportional to 72,946.39, 100,664.62 and 41,114.65

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Solution

The fourth proportional to 72,946.39, 100,664.62 and 41,114.65 is: 56,737.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,946.39 : 100,664.62 = 41,114.65 : x
  2. Step 2: Convert to fraction form
    72,946.39/100,664.62 = 41,114.65/x
  3. Step 3: Cross multiply
    72,946.39x = 100,664.62 × 41,114.65
  4. Step 4: Simplify right side
    72,946.39x = 4,138,790,618.68
  5. Step 5: Solve for x
    x = 4,138,790,618.68/72,946.39
  6. Step 6: Final answer
    x = 56,737.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.