Home / 125,481.12-188,055.52-92,044.60

Finding the Fourth Proportional to 125,481.12, 188,055.52 and 92,044.60

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Solution

The fourth proportional to 125,481.12, 188,055.52 and 92,044.60 is: 137,945.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,481.12 : 188,055.52 = 92,044.60 : x
  2. Step 2: Convert to fraction form
    125,481.12/188,055.52 = 92,044.60/x
  3. Step 3: Cross multiply
    125,481.12x = 188,055.52 × 92,044.60
  4. Step 4: Simplify right side
    125,481.12x = 17,309,495,116.19
  5. Step 5: Solve for x
    x = 17,309,495,116.19/125,481.12
  6. Step 6: Final answer
    x = 137,945.02

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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.