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Finding the Fourth Proportional to 244,537.55, 366,915.68 and 118,128.95

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Solution

The fourth proportional to 244,537.55, 366,915.68 and 118,128.95 is: 177,246.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,537.55 : 366,915.68 = 118,128.95 : x
  2. Step 2: Convert to fraction form
    244,537.55/366,915.68 = 118,128.95/x
  3. Step 3: Cross multiply
    244,537.55x = 366,915.68 × 118,128.95
  4. Step 4: Simplify right side
    244,537.55x = 43,343,364,016.94
  5. Step 5: Solve for x
    x = 43,343,364,016.94/244,537.55
  6. Step 6: Final answer
    x = 177,246.25

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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.