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Finding the Fourth Proportional to 264,598.85, 365,140.28 and 143,737.43

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Solution

The fourth proportional to 264,598.85, 365,140.28 and 143,737.43 is: 198,354.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,598.85 : 365,140.28 = 143,737.43 : x
  2. Step 2: Convert to fraction form
    264,598.85/365,140.28 = 143,737.43/x
  3. Step 3: Cross multiply
    264,598.85x = 365,140.28 × 143,737.43
  4. Step 4: Simplify right side
    264,598.85x = 52,484,322,892.29
  5. Step 5: Solve for x
    x = 52,484,322,892.29/264,598.85
  6. Step 6: Final answer
    x = 198,354.32

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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.