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Finding the Fourth Proportional to 55,661.94, 76,816.62 and 33,014.34

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Solution

The fourth proportional to 55,661.94, 76,816.62 and 33,014.34 is: 45,561.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,661.94 : 76,816.62 = 33,014.34 : x
  2. Step 2: Convert to fraction form
    55,661.94/76,816.62 = 33,014.34/x
  3. Step 3: Cross multiply
    55,661.94x = 76,816.62 × 33,014.34
  4. Step 4: Simplify right side
    55,661.94x = 2,536,050,010.33
  5. Step 5: Solve for x
    x = 2,536,050,010.33/55,661.94
  6. Step 6: Final answer
    x = 45,561.65

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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.