Home / 77,486.22-116,044.77-53,817.39

Finding the Fourth Proportional to 77,486.22, 116,044.77 and 53,817.39

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Solution

The fourth proportional to 77,486.22, 116,044.77 and 53,817.39 is: 80,597.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,486.22 : 116,044.77 = 53,817.39 : x
  2. Step 2: Convert to fraction form
    77,486.22/116,044.77 = 53,817.39/x
  3. Step 3: Cross multiply
    77,486.22x = 116,044.77 × 53,817.39
  4. Step 4: Simplify right side
    77,486.22x = 6,245,226,644.55
  5. Step 5: Solve for x
    x = 6,245,226,644.55/77,486.22
  6. Step 6: Final answer
    x = 80,597.90

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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.