Home / 133,049.10-199,573.65-118,614.90

Finding the Fourth Proportional to 133,049.10, 199,573.65 and 118,614.90

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Solution

The fourth proportional to 133,049.10, 199,573.65 and 118,614.90 is: 177,922.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,049.10 : 199,573.65 = 118,614.90 : x
  2. Step 2: Convert to fraction form
    133,049.10/199,573.65 = 118,614.90/x
  3. Step 3: Cross multiply
    133,049.10x = 199,573.65 × 118,614.90
  4. Step 4: Simplify right side
    133,049.10x = 23,672,408,537.39
  5. Step 5: Solve for x
    x = 23,672,408,537.39/133,049.10
  6. Step 6: Final answer
    x = 177,922.35

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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.