Home / 75,499.88-104,187.28-41,965.16

Finding the Fourth Proportional to 75,499.88, 104,187.28 and 41,965.16

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Solution

The fourth proportional to 75,499.88, 104,187.28 and 41,965.16 is: 57,910.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,499.88 : 104,187.28 = 41,965.16 : x
  2. Step 2: Convert to fraction form
    75,499.88/104,187.28 = 41,965.16/x
  3. Step 3: Cross multiply
    75,499.88x = 104,187.28 × 41,965.16
  4. Step 4: Simplify right side
    75,499.88x = 4,372,235,875.16
  5. Step 5: Solve for x
    x = 4,372,235,875.16/75,499.88
  6. Step 6: Final answer
    x = 57,910.50

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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.