Home / 110,934.39-166,419-38,907.03

Finding the Fourth Proportional to 110,934.39, 166,419 and 38,907.03

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Solution

The fourth proportional to 110,934.39, 166,419 and 38,907.03 is: 58,366.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,934.39 : 166,419 = 38,907.03 : x
  2. Step 2: Convert to fraction form
    110,934.39/166,419 = 38,907.03/x
  3. Step 3: Cross multiply
    110,934.39x = 166,419 × 38,907.03
  4. Step 4: Simplify right side
    110,934.39x = 6,474,869,025.57
  5. Step 5: Solve for x
    x = 6,474,869,025.57/110,934.39
  6. Step 6: Final answer
    x = 58,366.65

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1.5x scale

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.