Home / 54,785.31-82,373.58-50,455.05

Finding the Fourth Proportional to 54,785.31, 82,373.58 and 50,455.05

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Solution

The fourth proportional to 54,785.31, 82,373.58 and 50,455.05 is: 75,862.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,785.31 : 82,373.58 = 50,455.05 : x
  2. Step 2: Convert to fraction form
    54,785.31/82,373.58 = 50,455.05/x
  3. Step 3: Cross multiply
    54,785.31x = 82,373.58 × 50,455.05
  4. Step 4: Simplify right side
    54,785.31x = 4,156,163,097.58
  5. Step 5: Solve for x
    x = 4,156,163,097.58/54,785.31
  6. Step 6: Final answer
    x = 75,862.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.