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Finding the Fourth Proportional to 171,645, 236,884.68 and 96,208.08

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Solution

The fourth proportional to 171,645, 236,884.68 and 96,208.08 is: 132,775.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,645 : 236,884.68 = 96,208.08 : x
  2. Step 2: Convert to fraction form
    171,645/236,884.68 = 96,208.08/x
  3. Step 3: Cross multiply
    171,645x = 236,884.68 × 96,208.08
  4. Step 4: Simplify right side
    171,645x = 22,790,220,244.21
  5. Step 5: Solve for x
    x = 22,790,220,244.21/171,645
  6. Step 6: Final answer
    x = 132,775.32

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1.5x scale

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.