Home / 56,350.56-77,729.76-36,200.64

Finding the Fourth Proportional to 56,350.56, 77,729.76 and 36,200.64

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Solution

The fourth proportional to 56,350.56, 77,729.76 and 36,200.64 is: 49,935.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,350.56 : 77,729.76 = 36,200.64 : x
  2. Step 2: Convert to fraction form
    56,350.56/77,729.76 = 36,200.64/x
  3. Step 3: Cross multiply
    56,350.56x = 77,729.76 × 36,200.64
  4. Step 4: Simplify right side
    56,350.56x = 2,813,867,059.05
  5. Step 5: Solve for x
    x = 2,813,867,059.05/56,350.56
  6. Step 6: Final answer
    x = 49,935.03

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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.