Home / 67,857.24-93,638.32-37,641.36

Finding the Fourth Proportional to 67,857.24, 93,638.32 and 37,641.36

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Solution

The fourth proportional to 67,857.24, 93,638.32 and 37,641.36 is: 51,942.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,857.24 : 93,638.32 = 37,641.36 : x
  2. Step 2: Convert to fraction form
    67,857.24/93,638.32 = 37,641.36/x
  3. Step 3: Cross multiply
    67,857.24x = 93,638.32 × 37,641.36
  4. Step 4: Simplify right side
    67,857.24x = 3,524,673,712.92
  5. Step 5: Solve for x
    x = 3,524,673,712.92/67,857.24
  6. Step 6: Final answer
    x = 51,942.49

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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.