Home / 56,940.44-78,513.90-36,770.84

Finding the Fourth Proportional to 56,940.44, 78,513.90 and 36,770.84

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Solution

The fourth proportional to 56,940.44, 78,513.90 and 36,770.84 is: 50,702.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,940.44 : 78,513.90 = 36,770.84 : x
  2. Step 2: Convert to fraction form
    56,940.44/78,513.90 = 36,770.84/x
  3. Step 3: Cross multiply
    56,940.44x = 78,513.90 × 36,770.84
  4. Step 4: Simplify right side
    56,940.44x = 2,887,022,054.68
  5. Step 5: Solve for x
    x = 2,887,022,054.68/56,940.44
  6. Step 6: Final answer
    x = 50,702.49

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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.