Home / 206,733.89-310,122.27-56,974.20

Finding the Fourth Proportional to 206,733.89, 310,122.27 and 56,974.20

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Solution

The fourth proportional to 206,733.89, 310,122.27 and 56,974.20 is: 85,467.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,733.89 : 310,122.27 = 56,974.20 : x
  2. Step 2: Convert to fraction form
    206,733.89/310,122.27 = 56,974.20/x
  3. Step 3: Cross multiply
    206,733.89x = 310,122.27 × 56,974.20
  4. Step 4: Simplify right side
    206,733.89x = 17,668,968,235.43
  5. Step 5: Solve for x
    x = 17,668,968,235.43/206,733.89
  6. Step 6: Final answer
    x = 85,467.21

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1.5x scale

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.