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Finding the Fourth Proportional to 52,992.80, 73,111.64 and 33,883.76

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Solution

The fourth proportional to 52,992.80, 73,111.64 and 33,883.76 is: 46,747.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,992.80 : 73,111.64 = 33,883.76 : x
  2. Step 2: Convert to fraction form
    52,992.80/73,111.64 = 33,883.76/x
  3. Step 3: Cross multiply
    52,992.80x = 73,111.64 × 33,883.76
  4. Step 4: Simplify right side
    52,992.80x = 2,477,297,530.45
  5. Step 5: Solve for x
    x = 2,477,297,530.45/52,992.80
  6. Step 6: Final answer
    x = 46,747.82

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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.