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Finding the Fourth Proportional to 167,019, 250,551.72 and 48,698.88

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Solution

The fourth proportional to 167,019, 250,551.72 and 48,698.88 is: 73,055.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,019 : 250,551.72 = 48,698.88 : x
  2. Step 2: Convert to fraction form
    167,019/250,551.72 = 48,698.88/x
  3. Step 3: Cross multiply
    167,019x = 250,551.72 × 48,698.88
  4. Step 4: Simplify right side
    167,019x = 12,201,588,146.07
  5. Step 5: Solve for x
    x = 12,201,588,146.07/167,019
  6. Step 6: Final answer
    x = 73,055.09

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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.