Home / 188,037.59-281,791.18-103,835.66

Finding the Fourth Proportional to 188,037.59, 281,791.18 and 103,835.66

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Solution

The fourth proportional to 188,037.59, 281,791.18 and 103,835.66 is: 155,607.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,037.59 : 281,791.18 = 103,835.66 : x
  2. Step 2: Convert to fraction form
    188,037.59/281,791.18 = 103,835.66/x
  3. Step 3: Cross multiply
    188,037.59x = 281,791.18 × 103,835.66
  4. Step 4: Simplify right side
    188,037.59x = 29,259,973,157.48
  5. Step 5: Solve for x
    x = 29,259,973,157.48/188,037.59
  6. Step 6: Final answer
    x = 155,607.04

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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.