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Finding the Fourth Proportional to 58,773.80, 81,108.81 and 33,279.49

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Solution

The fourth proportional to 58,773.80, 81,108.81 and 33,279.49 is: 45,926.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,773.80 : 81,108.81 = 33,279.49 : x
  2. Step 2: Convert to fraction form
    58,773.80/81,108.81 = 33,279.49/x
  3. Step 3: Cross multiply
    58,773.80x = 81,108.81 × 33,279.49
  4. Step 4: Simplify right side
    58,773.80x = 2,699,259,664.91
  5. Step 5: Solve for x
    x = 2,699,259,664.91/58,773.80
  6. Step 6: Final answer
    x = 45,926.24

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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.