Home / 76,208.65-114,267.86-31,216.59

Finding the Fourth Proportional to 76,208.65, 114,267.86 and 31,216.59

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Solution

The fourth proportional to 76,208.65, 114,267.86 and 31,216.59 is: 46,806.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,208.65 : 114,267.86 = 31,216.59 : x
  2. Step 2: Convert to fraction form
    76,208.65/114,267.86 = 31,216.59/x
  3. Step 3: Cross multiply
    76,208.65x = 114,267.86 × 31,216.59
  4. Step 4: Simplify right side
    76,208.65x = 3,567,053,072.37
  5. Step 5: Solve for x
    x = 3,567,053,072.37/76,208.65
  6. Step 6: Final answer
    x = 46,806.41

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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.