Home / 165,733.80-248,600.70-91,084.20

Finding the Fourth Proportional to 165,733.80, 248,600.70 and 91,084.20

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Solution

The fourth proportional to 165,733.80, 248,600.70 and 91,084.20 is: 136,626.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,733.80 : 248,600.70 = 91,084.20 : x
  2. Step 2: Convert to fraction form
    165,733.80/248,600.70 = 91,084.20/x
  3. Step 3: Cross multiply
    165,733.80x = 248,600.70 × 91,084.20
  4. Step 4: Simplify right side
    165,733.80x = 22,643,595,878.94
  5. Step 5: Solve for x
    x = 22,643,595,878.94/165,733.80
  6. Step 6: Final answer
    x = 136,626.30

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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.