Home / 113,469.63-156,586.77-62,481.30

Finding the Fourth Proportional to 113,469.63, 156,586.77 and 62,481.30

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Solution

The fourth proportional to 113,469.63, 156,586.77 and 62,481.30 is: 86,223.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,469.63 : 156,586.77 = 62,481.30 : x
  2. Step 2: Convert to fraction form
    113,469.63/156,586.77 = 62,481.30/x
  3. Step 3: Cross multiply
    113,469.63x = 156,586.77 × 62,481.30
  4. Step 4: Simplify right side
    113,469.63x = 9,783,744,952.40
  5. Step 5: Solve for x
    x = 9,783,744,952.40/113,469.63
  6. Step 6: Final answer
    x = 86,223.47

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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.