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Finding the Fourth Proportional to 264,606.31, 365,159.24 and 143,748.51

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Solution

The fourth proportional to 264,606.31, 365,159.24 and 143,748.51 is: 198,374.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,606.31 : 365,159.24 = 143,748.51 : x
  2. Step 2: Convert to fraction form
    264,606.31/365,159.24 = 143,748.51/x
  3. Step 3: Cross multiply
    264,606.31x = 365,159.24 × 143,748.51
  4. Step 4: Simplify right side
    264,606.31x = 52,491,096,662.73
  5. Step 5: Solve for x
    x = 52,491,096,662.73/264,606.31
  6. Step 6: Final answer
    x = 198,374.32

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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.