Home / 165,996.50-229,075.90-90,546.62

Finding the Fourth Proportional to 165,996.50, 229,075.90 and 90,546.62

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Solution

The fourth proportional to 165,996.50, 229,075.90 and 90,546.62 is: 124,954.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,996.50 : 229,075.90 = 90,546.62 : x
  2. Step 2: Convert to fraction form
    165,996.50/229,075.90 = 90,546.62/x
  3. Step 3: Cross multiply
    165,996.50x = 229,075.90 × 90,546.62
  4. Step 4: Simplify right side
    165,996.50x = 20,742,048,814.78
  5. Step 5: Solve for x
    x = 20,742,048,814.78/165,996.50
  6. Step 6: Final answer
    x = 124,954.73

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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.