Home / 135,915.48-203,747.58-124,704.36

Finding the Fourth Proportional to 135,915.48, 203,747.58 and 124,704.36

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Solution

The fourth proportional to 135,915.48, 203,747.58 and 124,704.36 is: 186,941.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,915.48 : 203,747.58 = 124,704.36 : x
  2. Step 2: Convert to fraction form
    135,915.48/203,747.58 = 124,704.36/x
  3. Step 3: Cross multiply
    135,915.48x = 203,747.58 × 124,704.36
  4. Step 4: Simplify right side
    135,915.48x = 25,408,211,565.45
  5. Step 5: Solve for x
    x = 25,408,211,565.45/135,915.48
  6. Step 6: Final answer
    x = 186,941.26

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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.