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Finding the Fourth Proportional to 177,796, 245,358.48 and 98,308

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Solution

The fourth proportional to 177,796, 245,358.48 and 98,308 is: 135,665.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,796 : 245,358.48 = 98,308 : x
  2. Step 2: Convert to fraction form
    177,796/245,358.48 = 98,308/x
  3. Step 3: Cross multiply
    177,796x = 245,358.48 × 98,308
  4. Step 4: Simplify right side
    177,796x = 24,120,701,451.84
  5. Step 5: Solve for x
    x = 24,120,701,451.84/177,796
  6. Step 6: Final answer
    x = 135,665.04

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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.