Home / 61,636.14-84,910.28-58,634.55

Finding the Fourth Proportional to 61,636.14, 84,910.28 and 58,634.55

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Solution

The fourth proportional to 61,636.14, 84,910.28 and 58,634.55 is: 80,775.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,636.14 : 84,910.28 = 58,634.55 : x
  2. Step 2: Convert to fraction form
    61,636.14/84,910.28 = 58,634.55/x
  3. Step 3: Cross multiply
    61,636.14x = 84,910.28 × 58,634.55
  4. Step 4: Simplify right side
    61,636.14x = 4,978,675,765.00
  5. Step 5: Solve for x
    x = 4,978,675,765.00/61,636.14
  6. Step 6: Final answer
    x = 80,775.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.