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Finding the Fourth Proportional to 68,193.42, 94,136.04 and 45,850.38

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Solution

The fourth proportional to 68,193.42, 94,136.04 and 45,850.38 is: 63,293.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,193.42 : 94,136.04 = 45,850.38 : x
  2. Step 2: Convert to fraction form
    68,193.42/94,136.04 = 45,850.38/x
  3. Step 3: Cross multiply
    68,193.42x = 94,136.04 × 45,850.38
  4. Step 4: Simplify right side
    68,193.42x = 4,316,173,205.70
  5. Step 5: Solve for x
    x = 4,316,173,205.70/68,193.42
  6. Step 6: Final answer
    x = 63,293.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.