Home / 79,916.63-110,285.18-43,618.41

Finding the Fourth Proportional to 79,916.63, 110,285.18 and 43,618.41

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Solution

The fourth proportional to 79,916.63, 110,285.18 and 43,618.41 is: 60,193.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,916.63 : 110,285.18 = 43,618.41 : x
  2. Step 2: Convert to fraction form
    79,916.63/110,285.18 = 43,618.41/x
  3. Step 3: Cross multiply
    79,916.63x = 110,285.18 × 43,618.41
  4. Step 4: Simplify right side
    79,916.63x = 4,810,463,922.45
  5. Step 5: Solve for x
    x = 4,810,463,922.45/79,916.63
  6. Step 6: Final answer
    x = 60,193.53

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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.