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Finding the Fourth Proportional to 251,026.64, 376,612.84 and 101,189.60

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Solution

The fourth proportional to 251,026.64, 376,612.84 and 101,189.60 is: 151,813.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,026.64 : 376,612.84 = 101,189.60 : x
  2. Step 2: Convert to fraction form
    251,026.64/376,612.84 = 101,189.60/x
  3. Step 3: Cross multiply
    251,026.64x = 376,612.84 × 101,189.60
  4. Step 4: Simplify right side
    251,026.64x = 38,109,302,634.46
  5. Step 5: Solve for x
    x = 38,109,302,634.46/251,026.64
  6. Step 6: Final answer
    x = 151,813.78

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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.