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Finding the Fourth Proportional to 171,898.71, 237,208.34 and 95,411.79

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Solution

The fourth proportional to 171,898.71, 237,208.34 and 95,411.79 is: 131,661.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,898.71 : 237,208.34 = 95,411.79 : x
  2. Step 2: Convert to fraction form
    171,898.71/237,208.34 = 95,411.79/x
  3. Step 3: Cross multiply
    171,898.71x = 237,208.34 × 95,411.79
  4. Step 4: Simplify right side
    171,898.71x = 22,632,472,322.33
  5. Step 5: Solve for x
    x = 22,632,472,322.33/171,898.71
  6. Step 6: Final answer
    x = 131,661.68

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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.