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Finding the Fourth Proportional to 187,367.27, 258,651.27 and 119,475.50

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Solution

The fourth proportional to 187,367.27, 258,651.27 and 119,475.50 is: 164,930.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,367.27 : 258,651.27 = 119,475.50 : x
  2. Step 2: Convert to fraction form
    187,367.27/258,651.27 = 119,475.50/x
  3. Step 3: Cross multiply
    187,367.27x = 258,651.27 × 119,475.50
  4. Step 4: Simplify right side
    187,367.27x = 30,902,490,455.51
  5. Step 5: Solve for x
    x = 30,902,490,455.51/187,367.27
  6. Step 6: Final answer
    x = 164,930.03

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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.