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Finding the Fourth Proportional to 264,796, 365,422.72 and 143,937.52

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Solution

The fourth proportional to 264,796, 365,422.72 and 143,937.52 is: 198,636.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,796 : 365,422.72 = 143,937.52 : x
  2. Step 2: Convert to fraction form
    264,796/365,422.72 = 143,937.52/x
  3. Step 3: Cross multiply
    264,796x = 365,422.72 × 143,937.52
  4. Step 4: Simplify right side
    264,796x = 52,598,040,068.45
  5. Step 5: Solve for x
    x = 52,598,040,068.45/264,796
  6. Step 6: Final answer
    x = 198,636.08

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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.