Home / 83,889.25-115,767.11-46,163.50

Finding the Fourth Proportional to 83,889.25, 115,767.11 and 46,163.50

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Solution

The fourth proportional to 83,889.25, 115,767.11 and 46,163.50 is: 63,705.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,889.25 : 115,767.11 = 46,163.50 : x
  2. Step 2: Convert to fraction form
    83,889.25/115,767.11 = 46,163.50/x
  3. Step 3: Cross multiply
    83,889.25x = 115,767.11 × 46,163.50
  4. Step 4: Simplify right side
    83,889.25x = 5,344,214,808.48
  5. Step 5: Solve for x
    x = 5,344,214,808.48/83,889.25
  6. Step 6: Final answer
    x = 63,705.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.