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Finding the Fourth Proportional to 341,066.08, 511,511.86 and 101,123.88

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Solution

The fourth proportional to 341,066.08, 511,511.86 and 101,123.88 is: 151,659.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,066.08 : 511,511.86 = 101,123.88 : x
  2. Step 2: Convert to fraction form
    341,066.08/511,511.86 = 101,123.88/x
  3. Step 3: Cross multiply
    341,066.08x = 511,511.86 × 101,123.88
  4. Step 4: Simplify right side
    341,066.08x = 51,726,063,949.22
  5. Step 5: Solve for x
    x = 51,726,063,949.22/341,066.08
  6. Step 6: Final answer
    x = 151,659.95

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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.