Home / 150,075.90-207,096.03-82,080.18

Finding the Fourth Proportional to 150,075.90, 207,096.03 and 82,080.18

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Solution

The fourth proportional to 150,075.90, 207,096.03 and 82,080.18 is: 113,265.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,075.90 : 207,096.03 = 82,080.18 : x
  2. Step 2: Convert to fraction form
    150,075.90/207,096.03 = 82,080.18/x
  3. Step 3: Cross multiply
    150,075.90x = 207,096.03 × 82,080.18
  4. Step 4: Simplify right side
    150,075.90x = 16,998,479,419.69
  5. Step 5: Solve for x
    x = 16,998,479,419.69/150,075.90
  6. Step 6: Final answer
    x = 113,265.88

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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.