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Finding the Fourth Proportional to 336,792.95, 505,084.33 and 112,100.84

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Solution

The fourth proportional to 336,792.95, 505,084.33 and 112,100.84 is: 168,116.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,792.95 : 505,084.33 = 112,100.84 : x
  2. Step 2: Convert to fraction form
    336,792.95/505,084.33 = 112,100.84/x
  3. Step 3: Cross multiply
    336,792.95x = 505,084.33 × 112,100.84
  4. Step 4: Simplify right side
    336,792.95x = 56,620,375,490.97
  5. Step 5: Solve for x
    x = 56,620,375,490.97/336,792.95
  6. Step 6: Final answer
    x = 168,116.27

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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.