Home / 113,289.84-169,940.43-43,174.62

Finding the Fourth Proportional to 113,289.84, 169,940.43 and 43,174.62

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Solution

The fourth proportional to 113,289.84, 169,940.43 and 43,174.62 is: 64,764.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,289.84 : 169,940.43 = 43,174.62 : x
  2. Step 2: Convert to fraction form
    113,289.84/169,940.43 = 43,174.62/x
  3. Step 3: Cross multiply
    113,289.84x = 169,940.43 × 43,174.62
  4. Step 4: Simplify right side
    113,289.84x = 7,337,113,487.89
  5. Step 5: Solve for x
    x = 7,337,113,487.89/113,289.84
  6. Step 6: Final answer
    x = 64,764.09

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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.