Home / 54,648.41-75,758.72-51,654.96

Finding the Fourth Proportional to 54,648.41, 75,758.72 and 51,654.96

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Solution

The fourth proportional to 54,648.41, 75,758.72 and 51,654.96 is: 71,608.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,648.41 : 75,758.72 = 51,654.96 : x
  2. Step 2: Convert to fraction form
    54,648.41/75,758.72 = 51,654.96/x
  3. Step 3: Cross multiply
    54,648.41x = 75,758.72 × 51,654.96
  4. Step 4: Simplify right side
    54,648.41x = 3,913,313,780.39
  5. Step 5: Solve for x
    x = 3,913,313,780.39/54,648.41
  6. Step 6: Final answer
    x = 71,608.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.