Home / 51,364.41-70,891.02-31,227.60

Finding the Fourth Proportional to 51,364.41, 70,891.02 and 31,227.60

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Solution

The fourth proportional to 51,364.41, 70,891.02 and 31,227.60 is: 43,099.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,364.41 : 70,891.02 = 31,227.60 : x
  2. Step 2: Convert to fraction form
    51,364.41/70,891.02 = 31,227.60/x
  3. Step 3: Cross multiply
    51,364.41x = 70,891.02 × 31,227.60
  4. Step 4: Simplify right side
    51,364.41x = 2,213,756,416.15
  5. Step 5: Solve for x
    x = 2,213,756,416.15/51,364.41
  6. Step 6: Final answer
    x = 43,099.03

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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.