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Finding the Fourth Proportional to 71,266.44, 98,358.06 and 41,045.88

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Solution

The fourth proportional to 71,266.44, 98,358.06 and 41,045.88 is: 56,649.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,266.44 : 98,358.06 = 41,045.88 : x
  2. Step 2: Convert to fraction form
    71,266.44/98,358.06 = 41,045.88/x
  3. Step 3: Cross multiply
    71,266.44x = 98,358.06 × 41,045.88
  4. Step 4: Simplify right side
    71,266.44x = 4,037,193,127.79
  5. Step 5: Solve for x
    x = 4,037,193,127.79/71,266.44
  6. Step 6: Final answer
    x = 56,649.29

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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.