Home / 83,084.25-124,655.52-51,883.05

Finding the Fourth Proportional to 83,084.25, 124,655.52 and 51,883.05

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Solution

The fourth proportional to 83,084.25, 124,655.52 and 51,883.05 is: 77,842.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,084.25 : 124,655.52 = 51,883.05 : x
  2. Step 2: Convert to fraction form
    83,084.25/124,655.52 = 51,883.05/x
  3. Step 3: Cross multiply
    83,084.25x = 124,655.52 × 51,883.05
  4. Step 4: Simplify right side
    83,084.25x = 6,467,508,576.94
  5. Step 5: Solve for x
    x = 6,467,508,576.94/83,084.25
  6. Step 6: Final answer
    x = 77,842.77

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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.