Home / 51,958.02-77,824.25-31,906.66

Finding the Fourth Proportional to 51,958.02, 77,824.25 and 31,906.66

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Solution

The fourth proportional to 51,958.02, 77,824.25 and 31,906.66 is: 47,790.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,958.02 : 77,824.25 = 31,906.66 : x
  2. Step 2: Convert to fraction form
    51,958.02/77,824.25 = 31,906.66/x
  3. Step 3: Cross multiply
    51,958.02x = 77,824.25 × 31,906.66
  4. Step 4: Simplify right side
    51,958.02x = 2,483,111,495.38
  5. Step 5: Solve for x
    x = 2,483,111,495.38/51,958.02
  6. Step 6: Final answer
    x = 47,790.73

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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.