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Finding the Fourth Proportional to 236,468.65, 354,566.44 and 161,679.37

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Solution

The fourth proportional to 236,468.65, 354,566.44 and 161,679.37 is: 242,425.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,468.65 : 354,566.44 = 161,679.37 : x
  2. Step 2: Convert to fraction form
    236,468.65/354,566.44 = 161,679.37/x
  3. Step 3: Cross multiply
    236,468.65x = 354,566.44 × 161,679.37
  4. Step 4: Simplify right side
    236,468.65x = 57,326,078,642.34
  5. Step 5: Solve for x
    x = 57,326,078,642.34/236,468.65
  6. Step 6: Final answer
    x = 242,425.70

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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.