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Finding the Fourth Proportional to 158,395.27, 237,628.37 and 53,211.37

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Solution

The fourth proportional to 158,395.27, 237,628.37 and 53,211.37 is: 79,828.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,395.27 : 237,628.37 = 53,211.37 : x
  2. Step 2: Convert to fraction form
    158,395.27/237,628.37 = 53,211.37/x
  3. Step 3: Cross multiply
    158,395.27x = 237,628.37 × 53,211.37
  4. Step 4: Simplify right side
    158,395.27x = 12,644,531,118.57
  5. Step 5: Solve for x
    x = 12,644,531,118.57/158,395.27
  6. Step 6: Final answer
    x = 79,828.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.