Home / 178,136.53-267,180.09-45,008.58

Finding the Fourth Proportional to 178,136.53, 267,180.09 and 45,008.58

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Solution

The fourth proportional to 178,136.53, 267,180.09 and 45,008.58 is: 67,506.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,136.53 : 267,180.09 = 45,008.58 : x
  2. Step 2: Convert to fraction form
    178,136.53/267,180.09 = 45,008.58/x
  3. Step 3: Cross multiply
    178,136.53x = 267,180.09 × 45,008.58
  4. Step 4: Simplify right side
    178,136.53x = 12,025,396,455.17
  5. Step 5: Solve for x
    x = 12,025,396,455.17/178,136.53
  6. Step 6: Final answer
    x = 67,506.63

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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.