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Finding the Fourth Proportional to 234,698.20, 352,220.10 and 94,557.40

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Solution

The fourth proportional to 234,698.20, 352,220.10 and 94,557.40 is: 141,905.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,698.20 : 352,220.10 = 94,557.40 : x
  2. Step 2: Convert to fraction form
    234,698.20/352,220.10 = 94,557.40/x
  3. Step 3: Cross multiply
    234,698.20x = 352,220.10 × 94,557.40
  4. Step 4: Simplify right side
    234,698.20x = 33,305,016,883.74
  5. Step 5: Solve for x
    x = 33,305,016,883.74/234,698.20
  6. Step 6: Final answer
    x = 141,905.72

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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.