Home / 71,967.46-99,327.10-41,777.86

Finding the Fourth Proportional to 71,967.46, 99,327.10 and 41,777.86

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Solution

The fourth proportional to 71,967.46, 99,327.10 and 41,777.86 is: 57,660.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,967.46 : 99,327.10 = 41,777.86 : x
  2. Step 2: Convert to fraction form
    71,967.46/99,327.10 = 41,777.86/x
  3. Step 3: Cross multiply
    71,967.46x = 99,327.10 × 41,777.86
  4. Step 4: Simplify right side
    71,967.46x = 4,149,673,678.01
  5. Step 5: Solve for x
    x = 4,149,673,678.01/71,967.46
  6. Step 6: Final answer
    x = 57,660.42

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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.