Home / 51,124.82-76,731.51-51,006.60

Finding the Fourth Proportional to 51,124.82, 76,731.51 and 51,006.60

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Solution

The fourth proportional to 51,124.82, 76,731.51 and 51,006.60 is: 76,554.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,124.82 : 76,731.51 = 51,006.60 : x
  2. Step 2: Convert to fraction form
    51,124.82/76,731.51 = 51,006.60/x
  3. Step 3: Cross multiply
    51,124.82x = 76,731.51 × 51,006.60
  4. Step 4: Simplify right side
    51,124.82x = 3,913,813,437.97
  5. Step 5: Solve for x
    x = 3,913,813,437.97/51,124.82
  6. Step 6: Final answer
    x = 76,554.09

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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.