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Finding the Fourth Proportional to 336,774.70, 505,052.70 and 112,096.90

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Solution

The fourth proportional to 336,774.70, 505,052.70 and 112,096.90 is: 168,108.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,774.70 : 505,052.70 = 112,096.90 : x
  2. Step 2: Convert to fraction form
    336,774.70/505,052.70 = 112,096.90/x
  3. Step 3: Cross multiply
    336,774.70x = 505,052.70 × 112,096.90
  4. Step 4: Simplify right side
    336,774.70x = 56,614,842,006.63
  5. Step 5: Solve for x
    x = 56,614,842,006.63/336,774.70
  6. Step 6: Final answer
    x = 168,108.95

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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.