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Finding the Fourth Proportional to 234,477.45, 323,579.17 and 127,047.45

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Solution

The fourth proportional to 234,477.45, 323,579.17 and 127,047.45 is: 175,325.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,477.45 : 323,579.17 = 127,047.45 : x
  2. Step 2: Convert to fraction form
    234,477.45/323,579.17 = 127,047.45/x
  3. Step 3: Cross multiply
    234,477.45x = 323,579.17 × 127,047.45
  4. Step 4: Simplify right side
    234,477.45x = 41,109,909,793.85
  5. Step 5: Solve for x
    x = 41,109,909,793.85/234,477.45
  6. Step 6: Final answer
    x = 175,325.64

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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.