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Finding the Fourth Proportional to 58,892.28, 81,292.44 and 35,018.88

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Solution

The fourth proportional to 58,892.28, 81,292.44 and 35,018.88 is: 48,338.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,892.28 : 81,292.44 = 35,018.88 : x
  2. Step 2: Convert to fraction form
    58,892.28/81,292.44 = 35,018.88/x
  3. Step 3: Cross multiply
    58,892.28x = 81,292.44 × 35,018.88
  4. Step 4: Simplify right side
    58,892.28x = 2,846,770,201.27
  5. Step 5: Solve for x
    x = 2,846,770,201.27/58,892.28
  6. Step 6: Final answer
    x = 48,338.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.