Home / 76,962.63-115,461.26-27,046.18

Finding the Fourth Proportional to 76,962.63, 115,461.26 and 27,046.18

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Solution

The fourth proportional to 76,962.63, 115,461.26 and 27,046.18 is: 40,575.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,962.63 : 115,461.26 = 27,046.18 : x
  2. Step 2: Convert to fraction form
    76,962.63/115,461.26 = 27,046.18/x
  3. Step 3: Cross multiply
    76,962.63x = 115,461.26 × 27,046.18
  4. Step 4: Simplify right side
    76,962.63x = 3,122,786,020.99
  5. Step 5: Solve for x
    x = 3,122,786,020.99/76,962.63
  6. Step 6: Final answer
    x = 40,575.35

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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.