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Finding the Fourth Proportional to 167,046.40, 250,627.20 and 73,619.20

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Solution

The fourth proportional to 167,046.40, 250,627.20 and 73,619.20 is: 110,454.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,046.40 : 250,627.20 = 73,619.20 : x
  2. Step 2: Convert to fraction form
    167,046.40/250,627.20 = 73,619.20/x
  3. Step 3: Cross multiply
    167,046.40x = 250,627.20 × 73,619.20
  4. Step 4: Simplify right side
    167,046.40x = 18,450,973,962.24
  5. Step 5: Solve for x
    x = 18,450,973,962.24/167,046.40
  6. Step 6: Final answer
    x = 110,454.18

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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.