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Finding the Fourth Proportional to 183,670.80, 275,457.60 and 57,310.80

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Solution

The fourth proportional to 183,670.80, 275,457.60 and 57,310.80 is: 85,951.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,670.80 : 275,457.60 = 57,310.80 : x
  2. Step 2: Convert to fraction form
    183,670.80/275,457.60 = 57,310.80/x
  3. Step 3: Cross multiply
    183,670.80x = 275,457.60 × 57,310.80
  4. Step 4: Simplify right side
    183,670.80x = 15,786,695,422.08
  5. Step 5: Solve for x
    x = 15,786,695,422.08/183,670.80
  6. Step 6: Final answer
    x = 85,951.04

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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.