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Finding the Fourth Proportional to 58,773.80, 81,106.71 and 33,278.24

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Solution

The fourth proportional to 58,773.80, 81,106.71 and 33,278.24 is: 45,923.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,773.80 : 81,106.71 = 33,278.24 : x
  2. Step 2: Convert to fraction form
    58,773.80/81,106.71 = 33,278.24/x
  3. Step 3: Cross multiply
    58,773.80x = 81,106.71 × 33,278.24
  4. Step 4: Simplify right side
    58,773.80x = 2,699,088,560.99
  5. Step 5: Solve for x
    x = 2,699,088,560.99/58,773.80
  6. Step 6: Final answer
    x = 45,923.33

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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.