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Finding the Fourth Proportional to 178,368.96, 267,597.96 and 125,880.96

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Solution

The fourth proportional to 178,368.96, 267,597.96 and 125,880.96 is: 188,852.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,368.96 : 267,597.96 = 125,880.96 : x
  2. Step 2: Convert to fraction form
    178,368.96/267,597.96 = 125,880.96/x
  3. Step 3: Cross multiply
    178,368.96x = 267,597.96 × 125,880.96
  4. Step 4: Simplify right side
    178,368.96x = 33,685,488,098.84
  5. Step 5: Solve for x
    x = 33,685,488,098.84/178,368.96
  6. Step 6: Final answer
    x = 188,852.86

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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.