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Finding the Fourth Proportional to 178,505.76, 267,571.84 and 60,136.21

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Solution

The fourth proportional to 178,505.76, 267,571.84 and 60,136.21 is: 90,141.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,505.76 : 267,571.84 = 60,136.21 : x
  2. Step 2: Convert to fraction form
    178,505.76/267,571.84 = 60,136.21/x
  3. Step 3: Cross multiply
    178,505.76x = 267,571.84 × 60,136.21
  4. Step 4: Simplify right side
    178,505.76x = 16,090,756,360.33
  5. Step 5: Solve for x
    x = 16,090,756,360.33/178,505.76
  6. Step 6: Final answer
    x = 90,141.38

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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.