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Finding the Fourth Proportional to 165,701.90, 248,552.85 and 165,701.90

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Solution

The fourth proportional to 165,701.90, 248,552.85 and 165,701.90 is: 248,552.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,701.90 : 248,552.85 = 165,701.90 : x
  2. Step 2: Convert to fraction form
    165,701.90/248,552.85 = 165,701.90/x
  3. Step 3: Cross multiply
    165,701.90x = 248,552.85 × 165,701.90
  4. Step 4: Simplify right side
    165,701.90x = 41,185,679,495.42
  5. Step 5: Solve for x
    x = 41,185,679,495.42/165,701.90
  6. Step 6: Final answer
    x = 248,552.85

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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.