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Finding the Fourth Proportional to 56,893.77, 84,908.07 and 50,588.28

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Solution

The fourth proportional to 56,893.77, 84,908.07 and 50,588.28 is: 75,497.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,893.77 : 84,908.07 = 50,588.28 : x
  2. Step 2: Convert to fraction form
    56,893.77/84,908.07 = 50,588.28/x
  3. Step 3: Cross multiply
    56,893.77x = 84,908.07 × 50,588.28
  4. Step 4: Simplify right side
    56,893.77x = 4,295,353,219.42
  5. Step 5: Solve for x
    x = 4,295,353,219.42/56,893.77
  6. Step 6: Final answer
    x = 75,497.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.