Home / 57,816.74-79,811.70-35,163.00

Finding the Fourth Proportional to 57,816.74, 79,811.70 and 35,163.00

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Solution

The fourth proportional to 57,816.74, 79,811.70 and 35,163.00 is: 48,539.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,816.74 : 79,811.70 = 35,163.00 : x
  2. Step 2: Convert to fraction form
    57,816.74/79,811.70 = 35,163.00/x
  3. Step 3: Cross multiply
    57,816.74x = 79,811.70 × 35,163.00
  4. Step 4: Simplify right side
    57,816.74x = 2,806,418,818.96
  5. Step 5: Solve for x
    x = 2,806,418,818.96/57,816.74
  6. Step 6: Final answer
    x = 48,539.90

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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.