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Finding the Fourth Proportional to 365,354.37, 547,891.29 and 125,423.53

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Solution

The fourth proportional to 365,354.37, 547,891.29 and 125,423.53 is: 188,087.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,354.37 : 547,891.29 = 125,423.53 : x
  2. Step 2: Convert to fraction form
    365,354.37/547,891.29 = 125,423.53/x
  3. Step 3: Cross multiply
    365,354.37x = 547,891.29 × 125,423.53
  4. Step 4: Simplify right side
    365,354.37x = 68,718,459,648.05
  5. Step 5: Solve for x
    x = 68,718,459,648.05/365,354.37
  6. Step 6: Final answer
    x = 188,087.14

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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.