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Finding the Fourth Proportional to 76,175.98, 114,193.99 and 26,244.20

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Solution

The fourth proportional to 76,175.98, 114,193.99 and 26,244.20 is: 39,342.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,175.98 : 114,193.99 = 26,244.20 : x
  2. Step 2: Convert to fraction form
    76,175.98/114,193.99 = 26,244.20/x
  3. Step 3: Cross multiply
    76,175.98x = 114,193.99 × 26,244.20
  4. Step 4: Simplify right side
    76,175.98x = 2,996,929,912.36
  5. Step 5: Solve for x
    x = 2,996,929,912.36/76,175.98
  6. Step 6: Final answer
    x = 39,342.19

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1.5x scale

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.