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Finding the Fourth Proportional to 55,759.51, 76,943.01 and 33,094.63

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Solution

The fourth proportional to 55,759.51, 76,943.01 and 33,094.63 is: 45,667.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,759.51 : 76,943.01 = 33,094.63 : x
  2. Step 2: Convert to fraction form
    55,759.51/76,943.01 = 33,094.63/x
  3. Step 3: Cross multiply
    55,759.51x = 76,943.01 × 33,094.63
  4. Step 4: Simplify right side
    55,759.51x = 2,546,400,447.04
  5. Step 5: Solve for x
    x = 2,546,400,447.04/55,759.51
  6. Step 6: Final answer
    x = 45,667.55

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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.