Home / 76,819.98-115,225.88-29,457.77

Finding the Fourth Proportional to 76,819.98, 115,225.88 and 29,457.77

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Solution

The fourth proportional to 76,819.98, 115,225.88 and 29,457.77 is: 44,185.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,819.98 : 115,225.88 = 29,457.77 : x
  2. Step 2: Convert to fraction form
    76,819.98/115,225.88 = 29,457.77/x
  3. Step 3: Cross multiply
    76,819.98x = 115,225.88 × 29,457.77
  4. Step 4: Simplify right side
    76,819.98x = 3,394,296,747.67
  5. Step 5: Solve for x
    x = 3,394,296,747.67/76,819.98
  6. Step 6: Final answer
    x = 44,185.08

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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.