Home / 66,730.34-92,087.85-36,515.65

Finding the Fourth Proportional to 66,730.34, 92,087.85 and 36,515.65

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Solution

The fourth proportional to 66,730.34, 92,087.85 and 36,515.65 is: 50,391.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,730.34 : 92,087.85 = 36,515.65 : x
  2. Step 2: Convert to fraction form
    66,730.34/92,087.85 = 36,515.65/x
  3. Step 3: Cross multiply
    66,730.34x = 92,087.85 × 36,515.65
  4. Step 4: Simplify right side
    66,730.34x = 3,362,647,832.83
  5. Step 5: Solve for x
    x = 3,362,647,832.83/66,730.34
  6. Step 6: Final answer
    x = 50,391.59

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1.5x scale

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.