Home / 77,542.24-107,062.32-52,087.36

Finding the Fourth Proportional to 77,542.24, 107,062.32 and 52,087.36

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Solution

The fourth proportional to 77,542.24, 107,062.32 and 52,087.36 is: 71,916.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,542.24 : 107,062.32 = 52,087.36 : x
  2. Step 2: Convert to fraction form
    77,542.24/107,062.32 = 52,087.36/x
  3. Step 3: Cross multiply
    77,542.24x = 107,062.32 × 52,087.36
  4. Step 4: Simplify right side
    77,542.24x = 5,576,593,604.28
  5. Step 5: Solve for x
    x = 5,576,593,604.28/77,542.24
  6. Step 6: Final answer
    x = 71,916.85

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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.