Home / 42,785.97-64,178.96-41,801.82

Finding the Fourth Proportional to 42,785.97, 64,178.96 and 41,801.82

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Solution

The fourth proportional to 42,785.97, 64,178.96 and 41,801.82 is: 62,702.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,785.97 : 64,178.96 = 41,801.82 : x
  2. Step 2: Convert to fraction form
    42,785.97/64,178.96 = 41,801.82/x
  3. Step 3: Cross multiply
    42,785.97x = 64,178.96 × 41,801.82
  4. Step 4: Simplify right side
    42,785.97x = 2,682,797,124.70
  5. Step 5: Solve for x
    x = 2,682,797,124.70/42,785.97
  6. Step 6: Final answer
    x = 62,702.73

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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.