Home / 179,907.90-268,729.10-132,100.08

Finding the Fourth Proportional to 179,907.90, 268,729.10 and 132,100.08

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Solution

The fourth proportional to 179,907.90, 268,729.10 and 132,100.08 is: 197,318.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,907.90 : 268,729.10 = 132,100.08 : x
  2. Step 2: Convert to fraction form
    179,907.90/268,729.10 = 132,100.08/x
  3. Step 3: Cross multiply
    179,907.90x = 268,729.10 × 132,100.08
  4. Step 4: Simplify right side
    179,907.90x = 35,499,134,947.83
  5. Step 5: Solve for x
    x = 35,499,134,947.83/179,907.90
  6. Step 6: Final answer
    x = 197,318.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.