Home / 75,960.66-113,964.06-53,816.88

Finding the Fourth Proportional to 75,960.66, 113,964.06 and 53,816.88

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Solution

The fourth proportional to 75,960.66, 113,964.06 and 53,816.88 is: 80,741.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,960.66 : 113,964.06 = 53,816.88 : x
  2. Step 2: Convert to fraction form
    75,960.66/113,964.06 = 53,816.88/x
  3. Step 3: Cross multiply
    75,960.66x = 113,964.06 × 53,816.88
  4. Step 4: Simplify right side
    75,960.66x = 6,133,190,141.33
  5. Step 5: Solve for x
    x = 6,133,190,141.33/75,960.66
  6. Step 6: Final answer
    x = 80,741.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.