Home / 73,122.15-100,910.64-41,295.84

Finding the Fourth Proportional to 73,122.15, 100,910.64 and 41,295.84

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Solution

The fourth proportional to 73,122.15, 100,910.64 and 41,295.84 is: 56,989.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,122.15 : 100,910.64 = 41,295.84 : x
  2. Step 2: Convert to fraction form
    73,122.15/100,910.64 = 41,295.84/x
  3. Step 3: Cross multiply
    73,122.15x = 100,910.64 × 41,295.84
  4. Step 4: Simplify right side
    73,122.15x = 4,167,189,643.74
  5. Step 5: Solve for x
    x = 4,167,189,643.74/73,122.15
  6. Step 6: Final answer
    x = 56,989.43

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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.