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Finding the Fourth Proportional to 264,751.70, 365,360.14 and 143,892.98

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Solution

The fourth proportional to 264,751.70, 365,360.14 and 143,892.98 is: 198,573.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,751.70 : 365,360.14 = 143,892.98 : x
  2. Step 2: Convert to fraction form
    264,751.70/365,360.14 = 143,892.98/x
  3. Step 3: Cross multiply
    264,751.70x = 365,360.14 × 143,892.98
  4. Step 4: Simplify right side
    264,751.70x = 52,572,759,317.82
  5. Step 5: Solve for x
    x = 52,572,759,317.82/264,751.70
  6. Step 6: Final answer
    x = 198,573.83

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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.