Home / 72,932.85-100,649.03-41,102.73

Finding the Fourth Proportional to 72,932.85, 100,649.03 and 41,102.73

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Solution

The fourth proportional to 72,932.85, 100,649.03 and 41,102.73 is: 56,722.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,932.85 : 100,649.03 = 41,102.73 : x
  2. Step 2: Convert to fraction form
    72,932.85/100,649.03 = 41,102.73/x
  3. Step 3: Cross multiply
    72,932.85x = 100,649.03 × 41,102.73
  4. Step 4: Simplify right side
    72,932.85x = 4,136,949,699.34
  5. Step 5: Solve for x
    x = 4,136,949,699.34/72,932.85
  6. Step 6: Final answer
    x = 56,722.72

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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.