Home / 76,679.07-105,845.99-44,858.22

Finding the Fourth Proportional to 76,679.07, 105,845.99 and 44,858.22

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Solution

The fourth proportional to 76,679.07, 105,845.99 and 44,858.22 is: 61,921.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,679.07 : 105,845.99 = 44,858.22 : x
  2. Step 2: Convert to fraction form
    76,679.07/105,845.99 = 44,858.22/x
  3. Step 3: Cross multiply
    76,679.07x = 105,845.99 × 44,858.22
  4. Step 4: Simplify right side
    76,679.07x = 4,748,062,481.25
  5. Step 5: Solve for x
    x = 4,748,062,481.25/76,679.07
  6. Step 6: Final answer
    x = 61,921.23

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1.5x scale

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.