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Finding the Fourth Proportional to 167,068.80, 251,186.40 and 163,569.60

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Solution

The fourth proportional to 167,068.80, 251,186.40 and 163,569.60 is: 245,925.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,068.80 : 251,186.40 = 163,569.60 : x
  2. Step 2: Convert to fraction form
    167,068.80/251,186.40 = 163,569.60/x
  3. Step 3: Cross multiply
    167,068.80x = 251,186.40 × 163,569.60
  4. Step 4: Simplify right side
    167,068.80x = 41,086,458,973.44
  5. Step 5: Solve for x
    x = 41,086,458,973.44/167,068.80
  6. Step 6: Final answer
    x = 245,925.39

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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.