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Finding the Fourth Proportional to 183,657.54, 275,485.86 and 103,659.24

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Solution

The fourth proportional to 183,657.54, 275,485.86 and 103,659.24 is: 155,488.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,657.54 : 275,485.86 = 103,659.24 : x
  2. Step 2: Convert to fraction form
    183,657.54/275,485.86 = 103,659.24/x
  3. Step 3: Cross multiply
    183,657.54x = 275,485.86 × 103,659.24
  4. Step 4: Simplify right side
    183,657.54x = 28,556,654,878.35
  5. Step 5: Solve for x
    x = 28,556,654,878.35/183,657.54
  6. Step 6: Final answer
    x = 155,488.61

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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.