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Finding the Fourth Proportional to 171,912.14, 237,235.02 and 95,426.81

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Solution

The fourth proportional to 171,912.14, 237,235.02 and 95,426.81 is: 131,686.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,912.14 : 237,235.02 = 95,426.81 : x
  2. Step 2: Convert to fraction form
    171,912.14/237,235.02 = 95,426.81/x
  3. Step 3: Cross multiply
    171,912.14x = 237,235.02 × 95,426.81
  4. Step 4: Simplify right side
    171,912.14x = 22,638,581,178.89
  5. Step 5: Solve for x
    x = 22,638,581,178.89/171,912.14
  6. Step 6: Final answer
    x = 131,686.93

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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.