Home / 72,836.22-100,512.87-41,005.02

Finding the Fourth Proportional to 72,836.22, 100,512.87 and 41,005.02

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Solution

The fourth proportional to 72,836.22, 100,512.87 and 41,005.02 is: 56,586.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,836.22 : 100,512.87 = 41,005.02 : x
  2. Step 2: Convert to fraction form
    72,836.22/100,512.87 = 41,005.02/x
  3. Step 3: Cross multiply
    72,836.22x = 100,512.87 × 41,005.02
  4. Step 4: Simplify right side
    72,836.22x = 4,121,532,244.61
  5. Step 5: Solve for x
    x = 4,121,532,244.61/72,836.22
  6. Step 6: Final answer
    x = 56,586.30

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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.