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Finding the Fourth Proportional to 169,462.56, 233,857.62 and 94,011.06

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Solution

The fourth proportional to 169,462.56, 233,857.62 and 94,011.06 is: 129,734.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,462.56 : 233,857.62 = 94,011.06 : x
  2. Step 2: Convert to fraction form
    169,462.56/233,857.62 = 94,011.06/x
  3. Step 3: Cross multiply
    169,462.56x = 233,857.62 × 94,011.06
  4. Step 4: Simplify right side
    169,462.56x = 21,985,202,745.28
  5. Step 5: Solve for x
    x = 21,985,202,745.28/169,462.56
  6. Step 6: Final answer
    x = 129,734.87

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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.