Home / 165,772.62-248,660.64-132,702.89

Finding the Fourth Proportional to 165,772.62, 248,660.64 and 132,702.89

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Solution

The fourth proportional to 165,772.62, 248,660.64 and 132,702.89 is: 199,055.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,772.62 : 248,660.64 = 132,702.89 : x
  2. Step 2: Convert to fraction form
    165,772.62/248,660.64 = 132,702.89/x
  3. Step 3: Cross multiply
    165,772.62x = 248,660.64 × 132,702.89
  4. Step 4: Simplify right side
    165,772.62x = 32,997,984,313.95
  5. Step 5: Solve for x
    x = 32,997,984,313.95/165,772.62
  6. Step 6: Final answer
    x = 199,055.70

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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.