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Finding the Fourth Proportional to 251,928.72, 377,761.86 and 94,027.32

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Solution

The fourth proportional to 251,928.72, 377,761.86 and 94,027.32 is: 140,992.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,928.72 : 377,761.86 = 94,027.32 : x
  2. Step 2: Convert to fraction form
    251,928.72/377,761.86 = 94,027.32/x
  3. Step 3: Cross multiply
    251,928.72x = 377,761.86 × 94,027.32
  4. Step 4: Simplify right side
    251,928.72x = 35,519,935,294.02
  5. Step 5: Solve for x
    x = 35,519,935,294.02/251,928.72
  6. Step 6: Final answer
    x = 140,992.00

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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.