Home / 178,511.36-267,763.68-43,577.60

Finding the Fourth Proportional to 178,511.36, 267,763.68 and 43,577.60

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Solution

The fourth proportional to 178,511.36, 267,763.68 and 43,577.60 is: 65,365.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,511.36 : 267,763.68 = 43,577.60 : x
  2. Step 2: Convert to fraction form
    178,511.36/267,763.68 = 43,577.60/x
  3. Step 3: Cross multiply
    178,511.36x = 267,763.68 × 43,577.60
  4. Step 4: Simplify right side
    178,511.36x = 11,668,498,541.57
  5. Step 5: Solve for x
    x = 11,668,498,541.57/178,511.36
  6. Step 6: Final answer
    x = 65,365.58

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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.