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Finding the Fourth Proportional to 58,871.77, 81,249.89 and 33,037.43

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Solution

The fourth proportional to 58,871.77, 81,249.89 and 33,037.43 is: 45,595.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,871.77 : 81,249.89 = 33,037.43 : x
  2. Step 2: Convert to fraction form
    58,871.77/81,249.89 = 33,037.43/x
  3. Step 3: Cross multiply
    58,871.77x = 81,249.89 × 33,037.43
  4. Step 4: Simplify right side
    58,871.77x = 2,684,287,553.38
  5. Step 5: Solve for x
    x = 2,684,287,553.38/58,871.77
  6. Step 6: Final answer
    x = 45,595.50

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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.