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Finding the Fourth Proportional to 71,797.37, 99,089.66 and 41,182.40

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Solution

The fourth proportional to 71,797.37, 99,089.66 and 41,182.40 is: 56,837.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,797.37 : 99,089.66 = 41,182.40 : x
  2. Step 2: Convert to fraction form
    71,797.37/99,089.66 = 41,182.40/x
  3. Step 3: Cross multiply
    71,797.37x = 99,089.66 × 41,182.40
  4. Step 4: Simplify right side
    71,797.37x = 4,080,749,312.62
  5. Step 5: Solve for x
    x = 4,080,749,312.62/71,797.37
  6. Step 6: Final answer
    x = 56,837.03

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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.