Home / 94,478.88-130,380.99-51,458.54

Finding the Fourth Proportional to 94,478.88, 130,380.99 and 51,458.54

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Solution

The fourth proportional to 94,478.88, 130,380.99 and 51,458.54 is: 71,012.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,478.88 : 130,380.99 = 51,458.54 : x
  2. Step 2: Convert to fraction form
    94,478.88/130,380.99 = 51,458.54/x
  3. Step 3: Cross multiply
    94,478.88x = 130,380.99 × 51,458.54
  4. Step 4: Simplify right side
    94,478.88x = 6,709,215,131.86
  5. Step 5: Solve for x
    x = 6,709,215,131.86/94,478.88
  6. Step 6: Final answer
    x = 71,012.86

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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.