Home / 51,175.20-76,710-27,752.16

Finding the Fourth Proportional to 51,175.20, 76,710 and 27,752.16

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Solution

The fourth proportional to 51,175.20, 76,710 and 27,752.16 is: 41,599.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,175.20 : 76,710 = 27,752.16 : x
  2. Step 2: Convert to fraction form
    51,175.20/76,710 = 27,752.16/x
  3. Step 3: Cross multiply
    51,175.20x = 76,710 × 27,752.16
  4. Step 4: Simplify right side
    51,175.20x = 2,128,868,193.60
  5. Step 5: Solve for x
    x = 2,128,868,193.60/51,175.20
  6. Step 6: Final answer
    x = 41,599.61

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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.