Home / 67,084.12-92,578.31-36,870.52

Finding the Fourth Proportional to 67,084.12, 92,578.31 and 36,870.52

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Solution

The fourth proportional to 67,084.12, 92,578.31 and 36,870.52 is: 50,882.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,084.12 : 92,578.31 = 36,870.52 : x
  2. Step 2: Convert to fraction form
    67,084.12/92,578.31 = 36,870.52/x
  3. Step 3: Cross multiply
    67,084.12x = 92,578.31 × 36,870.52
  4. Step 4: Simplify right side
    67,084.12x = 3,413,410,430.42
  5. Step 5: Solve for x
    x = 3,413,410,430.42/67,084.12
  6. Step 6: Final answer
    x = 50,882.54

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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.