Home / 82,682.92-114,062.34-49,125.16

Finding the Fourth Proportional to 82,682.92, 114,062.34 and 49,125.16

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Solution

The fourth proportional to 82,682.92, 114,062.34 and 49,125.16 is: 67,768.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,682.92 : 114,062.34 = 49,125.16 : x
  2. Step 2: Convert to fraction form
    82,682.92/114,062.34 = 49,125.16/x
  3. Step 3: Cross multiply
    82,682.92x = 114,062.34 × 49,125.16
  4. Step 4: Simplify right side
    82,682.92x = 5,603,330,702.47
  5. Step 5: Solve for x
    x = 5,603,330,702.47/82,682.92
  6. Step 6: Final answer
    x = 67,768.90

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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.