Home / 305,629.06-458,449.26-105,955.96

Finding the Fourth Proportional to 305,629.06, 458,449.26 and 105,955.96

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Solution

The fourth proportional to 305,629.06, 458,449.26 and 105,955.96 is: 158,935.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,629.06 : 458,449.26 = 105,955.96 : x
  2. Step 2: Convert to fraction form
    305,629.06/458,449.26 = 105,955.96/x
  3. Step 3: Cross multiply
    305,629.06x = 458,449.26 × 105,955.96
  4. Step 4: Simplify right side
    305,629.06x = 48,575,431,454.59
  5. Step 5: Solve for x
    x = 48,575,431,454.59/305,629.06
  6. Step 6: Final answer
    x = 158,935.91

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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.