Home / 67,081.41-92,566.32-36,866.40

Finding the Fourth Proportional to 67,081.41, 92,566.32 and 36,866.40

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Solution

The fourth proportional to 67,081.41, 92,566.32 and 36,866.40 is: 50,872.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,081.41 : 92,566.32 = 36,866.40 : x
  2. Step 2: Convert to fraction form
    67,081.41/92,566.32 = 36,866.40/x
  3. Step 3: Cross multiply
    67,081.41x = 92,566.32 × 36,866.40
  4. Step 4: Simplify right side
    67,081.41x = 3,412,586,979.65
  5. Step 5: Solve for x
    x = 3,412,586,979.65/67,081.41
  6. Step 6: Final answer
    x = 50,872.32

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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.