Home / 82,108.24-113,327.48-53,377.92

Finding the Fourth Proportional to 82,108.24, 113,327.48 and 53,377.92

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Solution

The fourth proportional to 82,108.24, 113,327.48 and 53,377.92 is: 73,673.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,108.24 : 113,327.48 = 53,377.92 : x
  2. Step 2: Convert to fraction form
    82,108.24/113,327.48 = 53,377.92/x
  3. Step 3: Cross multiply
    82,108.24x = 113,327.48 × 53,377.92
  4. Step 4: Simplify right side
    82,108.24x = 6,049,185,161.24
  5. Step 5: Solve for x
    x = 6,049,185,161.24/82,108.24
  6. Step 6: Final answer
    x = 73,673.30

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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.