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Finding the Fourth Proportional to 234,143.52, 351,215.44 and 92,003.60

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Solution

The fourth proportional to 234,143.52, 351,215.44 and 92,003.60 is: 138,005.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,143.52 : 351,215.44 = 92,003.60 : x
  2. Step 2: Convert to fraction form
    234,143.52/351,215.44 = 92,003.60/x
  3. Step 3: Cross multiply
    234,143.52x = 351,215.44 × 92,003.60
  4. Step 4: Simplify right side
    234,143.52x = 32,313,084,855.58
  5. Step 5: Solve for x
    x = 32,313,084,855.58/234,143.52
  6. Step 6: Final answer
    x = 138,005.46

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1.5x scale

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.