Home / 77,633.16-116,449.80-33,231.18

Finding the Fourth Proportional to 77,633.16, 116,449.80 and 33,231.18

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Solution

The fourth proportional to 77,633.16, 116,449.80 and 33,231.18 is: 49,846.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,633.16 : 116,449.80 = 33,231.18 : x
  2. Step 2: Convert to fraction form
    77,633.16/116,449.80 = 33,231.18/x
  3. Step 3: Cross multiply
    77,633.16x = 116,449.80 × 33,231.18
  4. Step 4: Simplify right side
    77,633.16x = 3,869,764,264.76
  5. Step 5: Solve for x
    x = 3,869,764,264.76/77,633.16
  6. Step 6: Final answer
    x = 49,846.80

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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.