Home / 81,732.24-112,790.58-45,922.23

Finding the Fourth Proportional to 81,732.24, 112,790.58 and 45,922.23

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Solution

The fourth proportional to 81,732.24, 112,790.58 and 45,922.23 is: 63,372.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,732.24 : 112,790.58 = 45,922.23 : x
  2. Step 2: Convert to fraction form
    81,732.24/112,790.58 = 45,922.23/x
  3. Step 3: Cross multiply
    81,732.24x = 112,790.58 × 45,922.23
  4. Step 4: Simplify right side
    81,732.24x = 5,179,594,956.59
  5. Step 5: Solve for x
    x = 5,179,594,956.59/81,732.24
  6. Step 6: Final answer
    x = 63,372.73

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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.