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Finding the Fourth Proportional to 56,251.94, 84,419.42 and 26,669.88

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Solution

The fourth proportional to 56,251.94, 84,419.42 and 26,669.88 is: 40,024.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,251.94 : 84,419.42 = 26,669.88 : x
  2. Step 2: Convert to fraction form
    56,251.94/84,419.42 = 26,669.88/x
  3. Step 3: Cross multiply
    56,251.94x = 84,419.42 × 26,669.88
  4. Step 4: Simplify right side
    56,251.94x = 2,251,455,667.72
  5. Step 5: Solve for x
    x = 2,251,455,667.72/56,251.94
  6. Step 6: Final answer
    x = 40,024.50

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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.