Home / 56,958.94-78,597.48-33,090.64

Finding the Fourth Proportional to 56,958.94, 78,597.48 and 33,090.64

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Solution

The fourth proportional to 56,958.94, 78,597.48 and 33,090.64 is: 45,661.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,958.94 : 78,597.48 = 33,090.64 : x
  2. Step 2: Convert to fraction form
    56,958.94/78,597.48 = 33,090.64/x
  3. Step 3: Cross multiply
    56,958.94x = 78,597.48 × 33,090.64
  4. Step 4: Simplify right side
    56,958.94x = 2,600,840,915.59
  5. Step 5: Solve for x
    x = 2,600,840,915.59/56,958.94
  6. Step 6: Final answer
    x = 45,661.68

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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.