Home / 118,157.46-177,136.56-51,548.73

Finding the Fourth Proportional to 118,157.46, 177,136.56 and 51,548.73

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Solution

The fourth proportional to 118,157.46, 177,136.56 and 51,548.73 is: 77,279.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,157.46 : 177,136.56 = 51,548.73 : x
  2. Step 2: Convert to fraction form
    118,157.46/177,136.56 = 51,548.73/x
  3. Step 3: Cross multiply
    118,157.46x = 177,136.56 × 51,548.73
  4. Step 4: Simplify right side
    118,157.46x = 9,131,164,704.57
  5. Step 5: Solve for x
    x = 9,131,164,704.57/118,157.46
  6. Step 6: Final answer
    x = 77,279.63

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1.5x scale

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.