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Finding the Fourth Proportional to 132,955.65, 199,390.11 and 44,185.32

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Solution

The fourth proportional to 132,955.65, 199,390.11 and 44,185.32 is: 66,263.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,955.65 : 199,390.11 = 44,185.32 : x
  2. Step 2: Convert to fraction form
    132,955.65/199,390.11 = 44,185.32/x
  3. Step 3: Cross multiply
    132,955.65x = 199,390.11 × 44,185.32
  4. Step 4: Simplify right side
    132,955.65x = 8,810,115,815.19
  5. Step 5: Solve for x
    x = 8,810,115,815.19/132,955.65
  6. Step 6: Final answer
    x = 66,263.57

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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.