Home / 82,278.36-113,543.33-46,467.61

Finding the Fourth Proportional to 82,278.36, 113,543.33 and 46,467.61

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Solution

The fourth proportional to 82,278.36, 113,543.33 and 46,467.61 is: 64,124.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,278.36 : 113,543.33 = 46,467.61 : x
  2. Step 2: Convert to fraction form
    82,278.36/113,543.33 = 46,467.61/x
  3. Step 3: Cross multiply
    82,278.36x = 113,543.33 × 46,467.61
  4. Step 4: Simplify right side
    82,278.36x = 5,276,086,660.34
  5. Step 5: Solve for x
    x = 5,276,086,660.34/82,278.36
  6. Step 6: Final answer
    x = 64,124.84

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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.