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Finding the Fourth Proportional to 165,798.30, 248,697.45 and 115,934.70

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Solution

The fourth proportional to 165,798.30, 248,697.45 and 115,934.70 is: 173,902.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,798.30 : 248,697.45 = 115,934.70 : x
  2. Step 2: Convert to fraction form
    165,798.30/248,697.45 = 115,934.70/x
  3. Step 3: Cross multiply
    165,798.30x = 248,697.45 × 115,934.70
  4. Step 4: Simplify right side
    165,798.30x = 28,832,664,256.52
  5. Step 5: Solve for x
    x = 28,832,664,256.52/165,798.30
  6. Step 6: Final answer
    x = 173,902.05

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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.