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Finding the Fourth Proportional to 269,679.56, 372,018.82 and 167,666.34

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Solution

The fourth proportional to 269,679.56, 372,018.82 and 167,666.34 is: 231,293.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,679.56 : 372,018.82 = 167,666.34 : x
  2. Step 2: Convert to fraction form
    269,679.56/372,018.82 = 167,666.34/x
  3. Step 3: Cross multiply
    269,679.56x = 372,018.82 × 167,666.34
  4. Step 4: Simplify right side
    269,679.56x = 62,375,033,541.35
  5. Step 5: Solve for x
    x = 62,375,033,541.35/269,679.56
  6. Step 6: Final answer
    x = 231,293.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.