Home / 77,597.20-107,076.16-43,600.29

Finding the Fourth Proportional to 77,597.20, 107,076.16 and 43,600.29

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Solution

The fourth proportional to 77,597.20, 107,076.16 and 43,600.29 is: 60,163.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,597.20 : 107,076.16 = 43,600.29 : x
  2. Step 2: Convert to fraction form
    77,597.20/107,076.16 = 43,600.29/x
  3. Step 3: Cross multiply
    77,597.20x = 107,076.16 × 43,600.29
  4. Step 4: Simplify right side
    77,597.20x = 4,668,551,628.09
  5. Step 5: Solve for x
    x = 4,668,551,628.09/77,597.20
  6. Step 6: Final answer
    x = 60,163.92

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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.