Home / 77,028.25-106,280.76-44,743.69

Finding the Fourth Proportional to 77,028.25, 106,280.76 and 44,743.69

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Solution

The fourth proportional to 77,028.25, 106,280.76 and 44,743.69 is: 61,735.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,028.25 : 106,280.76 = 44,743.69 : x
  2. Step 2: Convert to fraction form
    77,028.25/106,280.76 = 44,743.69/x
  3. Step 3: Cross multiply
    77,028.25x = 106,280.76 × 44,743.69
  4. Step 4: Simplify right side
    77,028.25x = 4,755,393,378.40
  5. Step 5: Solve for x
    x = 4,755,393,378.40/77,028.25
  6. Step 6: Final answer
    x = 61,735.71

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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.