Home / 51,840.80-77,697.20-35,200.80

Finding the Fourth Proportional to 51,840.80, 77,697.20 and 35,200.80

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Solution

The fourth proportional to 51,840.80, 77,697.20 and 35,200.80 is: 52,757.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,840.80 : 77,697.20 = 35,200.80 : x
  2. Step 2: Convert to fraction form
    51,840.80/77,697.20 = 35,200.80/x
  3. Step 3: Cross multiply
    51,840.80x = 77,697.20 × 35,200.80
  4. Step 4: Simplify right side
    51,840.80x = 2,735,003,597.76
  5. Step 5: Solve for x
    x = 2,735,003,597.76/51,840.80
  6. Step 6: Final answer
    x = 52,757.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.