Home / 75,964.40-104,837-41,975.86

Finding the Fourth Proportional to 75,964.40, 104,837 and 41,975.86

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Solution

The fourth proportional to 75,964.40, 104,837 and 41,975.86 is: 57,930.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,964.40 : 104,837 = 41,975.86 : x
  2. Step 2: Convert to fraction form
    75,964.40/104,837 = 41,975.86/x
  3. Step 3: Cross multiply
    75,964.40x = 104,837 × 41,975.86
  4. Step 4: Simplify right side
    75,964.40x = 4,400,623,234.82
  5. Step 5: Solve for x
    x = 4,400,623,234.82/75,964.40
  6. Step 6: Final answer
    x = 57,930.08

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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.