Home / 82,049.90-113,249.91-53,440.85

Finding the Fourth Proportional to 82,049.90, 113,249.91 and 53,440.85

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Solution

The fourth proportional to 82,049.90, 113,249.91 and 53,440.85 is: 73,762.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,049.90 : 113,249.91 = 53,440.85 : x
  2. Step 2: Convert to fraction form
    82,049.90/113,249.91 = 53,440.85/x
  3. Step 3: Cross multiply
    82,049.90x = 113,249.91 × 53,440.85
  4. Step 4: Simplify right side
    82,049.90x = 6,052,170,886.57
  5. Step 5: Solve for x
    x = 6,052,170,886.57/82,049.90
  6. Step 6: Final answer
    x = 73,762.08

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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.