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Finding the Fourth Proportional to 167,291.46, 250,979.72 and 47,348.28

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Solution

The fourth proportional to 167,291.46, 250,979.72 and 47,348.28 is: 71,034.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,291.46 : 250,979.72 = 47,348.28 : x
  2. Step 2: Convert to fraction form
    167,291.46/250,979.72 = 47,348.28/x
  3. Step 3: Cross multiply
    167,291.46x = 250,979.72 × 47,348.28
  4. Step 4: Simplify right side
    167,291.46x = 11,883,457,820.14
  5. Step 5: Solve for x
    x = 11,883,457,820.14/167,291.46
  6. Step 6: Final answer
    x = 71,034.46

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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.