Home / 57,118.20-85,701-34,932.36

Finding the Fourth Proportional to 57,118.20, 85,701 and 34,932.36

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Solution

The fourth proportional to 57,118.20, 85,701 and 34,932.36 is: 52,413.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,118.20 : 85,701 = 34,932.36 : x
  2. Step 2: Convert to fraction form
    57,118.20/85,701 = 34,932.36/x
  3. Step 3: Cross multiply
    57,118.20x = 85,701 × 34,932.36
  4. Step 4: Simplify right side
    57,118.20x = 2,993,738,184.36
  5. Step 5: Solve for x
    x = 2,993,738,184.36/57,118.20
  6. Step 6: Final answer
    x = 52,413.03

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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.