Home / 77,028.33-106,299.18-46,805.61

Finding the Fourth Proportional to 77,028.33, 106,299.18 and 46,805.61

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Solution

The fourth proportional to 77,028.33, 106,299.18 and 46,805.61 is: 64,591.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,028.33 : 106,299.18 = 46,805.61 : x
  2. Step 2: Convert to fraction form
    77,028.33/106,299.18 = 46,805.61/x
  3. Step 3: Cross multiply
    77,028.33x = 106,299.18 × 46,805.61
  4. Step 4: Simplify right side
    77,028.33x = 4,975,397,962.40
  5. Step 5: Solve for x
    x = 4,975,397,962.40/77,028.33
  6. Step 6: Final answer
    x = 64,591.79

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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.