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Finding the Fourth Proportional to 73,104.43, 100,900.11 and 46,282.70

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Solution

The fourth proportional to 73,104.43, 100,900.11 and 46,282.70 is: 63,880.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,104.43 : 100,900.11 = 46,282.70 : x
  2. Step 2: Convert to fraction form
    73,104.43/100,900.11 = 46,282.70/x
  3. Step 3: Cross multiply
    73,104.43x = 100,900.11 × 46,282.70
  4. Step 4: Simplify right side
    73,104.43x = 4,669,929,521.10
  5. Step 5: Solve for x
    x = 4,669,929,521.10/73,104.43
  6. Step 6: Final answer
    x = 63,880.25

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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.