Home / 49,141.31-73,699.20-14,072.76

Finding the Fourth Proportional to 49,141.31, 73,699.20 and 14,072.76

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Solution

The fourth proportional to 49,141.31, 73,699.20 and 14,072.76 is: 21,105.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,141.31 : 73,699.20 = 14,072.76 : x
  2. Step 2: Convert to fraction form
    49,141.31/73,699.20 = 14,072.76/x
  3. Step 3: Cross multiply
    49,141.31x = 73,699.20 × 14,072.76
  4. Step 4: Simplify right side
    49,141.31x = 1,037,151,153.79
  5. Step 5: Solve for x
    x = 1,037,151,153.79/49,141.31
  6. Step 6: Final answer
    x = 21,105.49

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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.