Home / 76,160.24-105,102.43-41,708.00

Finding the Fourth Proportional to 76,160.24, 105,102.43 and 41,708.00

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Solution

The fourth proportional to 76,160.24, 105,102.43 and 41,708.00 is: 57,557.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,160.24 : 105,102.43 = 41,708.00 : x
  2. Step 2: Convert to fraction form
    76,160.24/105,102.43 = 41,708.00/x
  3. Step 3: Cross multiply
    76,160.24x = 105,102.43 × 41,708.00
  4. Step 4: Simplify right side
    76,160.24x = 4,383,611,520.66
  5. Step 5: Solve for x
    x = 4,383,611,520.66/76,160.24
  6. Step 6: Final answer
    x = 57,557.75

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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.