Home / 82,675.06-114,147.93-55,491.92

Finding the Fourth Proportional to 82,675.06, 114,147.93 and 55,491.92

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Solution

The fourth proportional to 82,675.06, 114,147.93 and 55,491.92 is: 76,616.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,675.06 : 114,147.93 = 55,491.92 : x
  2. Step 2: Convert to fraction form
    82,675.06/114,147.93 = 55,491.92/x
  3. Step 3: Cross multiply
    82,675.06x = 114,147.93 × 55,491.92
  4. Step 4: Simplify right side
    82,675.06x = 6,334,287,865.14
  5. Step 5: Solve for x
    x = 6,334,287,865.14/82,675.06
  6. Step 6: Final answer
    x = 76,616.67

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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.