Home / 72,859.38-100,546.32-41,028.84

Finding the Fourth Proportional to 72,859.38, 100,546.32 and 41,028.84

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Solution

The fourth proportional to 72,859.38, 100,546.32 and 41,028.84 is: 56,620.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,859.38 : 100,546.32 = 41,028.84 : x
  2. Step 2: Convert to fraction form
    72,859.38/100,546.32 = 41,028.84/x
  3. Step 3: Cross multiply
    72,859.38x = 100,546.32 × 41,028.84
  4. Step 4: Simplify right side
    72,859.38x = 4,125,298,875.87
  5. Step 5: Solve for x
    x = 4,125,298,875.87/72,859.38
  6. Step 6: Final answer
    x = 56,620.01

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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.