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Finding the Fourth Proportional to 165,369.34, 248,053.08 and 60,188.31

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Solution

The fourth proportional to 165,369.34, 248,053.08 and 60,188.31 is: 90,282.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,369.34 : 248,053.08 = 60,188.31 : x
  2. Step 2: Convert to fraction form
    165,369.34/248,053.08 = 60,188.31/x
  3. Step 3: Cross multiply
    165,369.34x = 248,053.08 × 60,188.31
  4. Step 4: Simplify right side
    165,369.34x = 14,929,895,203.55
  5. Step 5: Solve for x
    x = 14,929,895,203.55/165,369.34
  6. Step 6: Final answer
    x = 90,282.12

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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.