Home / 77,272.24-106,628.52-43,738.24

Finding the Fourth Proportional to 77,272.24, 106,628.52 and 43,738.24

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Solution

The fourth proportional to 77,272.24, 106,628.52 and 43,738.24 is: 60,354.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,272.24 : 106,628.52 = 43,738.24 : x
  2. Step 2: Convert to fraction form
    77,272.24/106,628.52 = 43,738.24/x
  3. Step 3: Cross multiply
    77,272.24x = 106,628.52 × 43,738.24
  4. Step 4: Simplify right side
    77,272.24x = 4,663,743,798.60
  5. Step 5: Solve for x
    x = 4,663,743,798.60/77,272.24
  6. Step 6: Final answer
    x = 60,354.71

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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.