Home / 83,889.10-115,766.88-46,163.35

Finding the Fourth Proportional to 83,889.10, 115,766.88 and 46,163.35

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Solution

The fourth proportional to 83,889.10, 115,766.88 and 46,163.35 is: 63,705.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,889.10 : 115,766.88 = 46,163.35 : x
  2. Step 2: Convert to fraction form
    83,889.10/115,766.88 = 46,163.35/x
  3. Step 3: Cross multiply
    83,889.10x = 115,766.88 × 46,163.35
  4. Step 4: Simplify right side
    83,889.10x = 5,344,186,999.85
  5. Step 5: Solve for x
    x = 5,344,186,999.85/83,889.10
  6. Step 6: Final answer
    x = 63,705.38

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1.5x scale

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.