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Finding the Fourth Proportional to 60,077.77, 82,903.97 and 33,218.71

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Solution

The fourth proportional to 60,077.77, 82,903.97 and 33,218.71 is: 45,839.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,077.77 : 82,903.97 = 33,218.71 : x
  2. Step 2: Convert to fraction form
    60,077.77/82,903.97 = 33,218.71/x
  3. Step 3: Cross multiply
    60,077.77x = 82,903.97 × 33,218.71
  4. Step 4: Simplify right side
    60,077.77x = 2,753,962,813.07
  5. Step 5: Solve for x
    x = 2,753,962,813.07/60,077.77
  6. Step 6: Final answer
    x = 45,839.97

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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.