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Finding the Fourth Proportional to 264,740.17, 365,344.26 and 143,881.47

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Solution

The fourth proportional to 264,740.17, 365,344.26 and 143,881.47 is: 198,557.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,740.17 : 365,344.26 = 143,881.47 : x
  2. Step 2: Convert to fraction form
    264,740.17/365,344.26 = 143,881.47/x
  3. Step 3: Cross multiply
    264,740.17x = 365,344.26 × 143,881.47
  4. Step 4: Simplify right side
    264,740.17x = 52,566,269,184.86
  5. Step 5: Solve for x
    x = 52,566,269,184.86/264,740.17
  6. Step 6: Final answer
    x = 198,557.96

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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.