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Finding the Fourth Proportional to 167,047.40, 250,628.70 and 73,620.20

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Solution

The fourth proportional to 167,047.40, 250,628.70 and 73,620.20 is: 110,455.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,047.40 : 250,628.70 = 73,620.20 : x
  2. Step 2: Convert to fraction form
    167,047.40/250,628.70 = 73,620.20/x
  3. Step 3: Cross multiply
    167,047.40x = 250,628.70 × 73,620.20
  4. Step 4: Simplify right side
    167,047.40x = 18,451,335,019.74
  5. Step 5: Solve for x
    x = 18,451,335,019.74/167,047.40
  6. Step 6: Final answer
    x = 110,455.69

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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.