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Finding the Fourth Proportional to 171,311.24, 236,477.52 and 116,133.24

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Solution

The fourth proportional to 171,311.24, 236,477.52 and 116,133.24 is: 160,309.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,311.24 : 236,477.52 = 116,133.24 : x
  2. Step 2: Convert to fraction form
    171,311.24/236,477.52 = 116,133.24/x
  3. Step 3: Cross multiply
    171,311.24x = 236,477.52 × 116,133.24
  4. Step 4: Simplify right side
    171,311.24x = 27,462,900,584.76
  5. Step 5: Solve for x
    x = 27,462,900,584.76/171,311.24
  6. Step 6: Final answer
    x = 160,309.97

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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.