Home / 76,222.06-114,333.15-31,824.61

Finding the Fourth Proportional to 76,222.06, 114,333.15 and 31,824.61

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Solution

The fourth proportional to 76,222.06, 114,333.15 and 31,824.61 is: 47,736.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,222.06 : 114,333.15 = 31,824.61 : x
  2. Step 2: Convert to fraction form
    76,222.06/114,333.15 = 31,824.61/x
  3. Step 3: Cross multiply
    76,222.06x = 114,333.15 × 31,824.61
  4. Step 4: Simplify right side
    76,222.06x = 3,638,607,908.82
  5. Step 5: Solve for x
    x = 3,638,607,908.82/76,222.06
  6. Step 6: Final answer
    x = 47,736.94

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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.