Home / 73,096.08-100,879.20-41,272.80

Finding the Fourth Proportional to 73,096.08, 100,879.20 and 41,272.80

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Solution

The fourth proportional to 73,096.08, 100,879.20 and 41,272.80 is: 56,960.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,096.08 : 100,879.20 = 41,272.80 : x
  2. Step 2: Convert to fraction form
    73,096.08/100,879.20 = 41,272.80/x
  3. Step 3: Cross multiply
    73,096.08x = 100,879.20 × 41,272.80
  4. Step 4: Simplify right side
    73,096.08x = 4,163,567,045.76
  5. Step 5: Solve for x
    x = 4,163,567,045.76/73,096.08
  6. Step 6: Final answer
    x = 56,960.20

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1.5x scale

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.