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Finding the Fourth Proportional to 336,525.25, 504,886.31 and 99,874.10

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Solution

The fourth proportional to 336,525.25, 504,886.31 and 99,874.10 is: 149,840.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,525.25 : 504,886.31 = 99,874.10 : x
  2. Step 2: Convert to fraction form
    336,525.25/504,886.31 = 99,874.10/x
  3. Step 3: Cross multiply
    336,525.25x = 504,886.31 × 99,874.10
  4. Step 4: Simplify right side
    336,525.25x = 50,425,065,813.57
  5. Step 5: Solve for x
    x = 50,425,065,813.57/336,525.25
  6. Step 6: Final answer
    x = 149,840.36

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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.