Home / 94,850.20-142,088.10-48,136.60

Finding the Fourth Proportional to 94,850.20, 142,088.10 and 48,136.60

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Solution

The fourth proportional to 94,850.20, 142,088.10 and 48,136.60 is: 72,109.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,850.20 : 142,088.10 = 48,136.60 : x
  2. Step 2: Convert to fraction form
    94,850.20/142,088.10 = 48,136.60/x
  3. Step 3: Cross multiply
    94,850.20x = 142,088.10 × 48,136.60
  4. Step 4: Simplify right side
    94,850.20x = 6,839,638,034.46
  5. Step 5: Solve for x
    x = 6,839,638,034.46/94,850.20
  6. Step 6: Final answer
    x = 72,109.90

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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.