Home / 208,566.52-312,927.96-96,300.52

Finding the Fourth Proportional to 208,566.52, 312,927.96 and 96,300.52

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Solution

The fourth proportional to 208,566.52, 312,927.96 and 96,300.52 is: 144,486.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,566.52 : 312,927.96 = 96,300.52 : x
  2. Step 2: Convert to fraction form
    208,566.52/312,927.96 = 96,300.52/x
  3. Step 3: Cross multiply
    208,566.52x = 312,927.96 × 96,300.52
  4. Step 4: Simplify right side
    208,566.52x = 30,135,125,270.54
  5. Step 5: Solve for x
    x = 30,135,125,270.54/208,566.52
  6. Step 6: Final answer
    x = 144,486.88

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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.