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Finding the Fourth Proportional to 175,073, 262,609.82 and 43,745

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Solution

The fourth proportional to 175,073, 262,609.82 and 43,745 is: 65,617.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,073 : 262,609.82 = 43,745 : x
  2. Step 2: Convert to fraction form
    175,073/262,609.82 = 43,745/x
  3. Step 3: Cross multiply
    175,073x = 262,609.82 × 43,745
  4. Step 4: Simplify right side
    175,073x = 11,487,866,575.90
  5. Step 5: Solve for x
    x = 11,487,866,575.90/175,073
  6. Step 6: Final answer
    x = 65,617.58

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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.