Home / 76,007.92-113,911.44-55,018.12

Finding the Fourth Proportional to 76,007.92, 113,911.44 and 55,018.12

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Solution

The fourth proportional to 76,007.92, 113,911.44 and 55,018.12 is: 82,454.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,007.92 : 113,911.44 = 55,018.12 : x
  2. Step 2: Convert to fraction form
    76,007.92/113,911.44 = 55,018.12/x
  3. Step 3: Cross multiply
    76,007.92x = 113,911.44 × 55,018.12
  4. Step 4: Simplify right side
    76,007.92x = 6,267,193,275.29
  5. Step 5: Solve for x
    x = 6,267,193,275.29/76,007.92
  6. Step 6: Final answer
    x = 82,454.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.