Home / 206,222.80-309,333.96-56,464.24

Finding the Fourth Proportional to 206,222.80, 309,333.96 and 56,464.24

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Solution

The fourth proportional to 206,222.80, 309,333.96 and 56,464.24 is: 84,696.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,222.80 : 309,333.96 = 56,464.24 : x
  2. Step 2: Convert to fraction form
    206,222.80/309,333.96 = 56,464.24/x
  3. Step 3: Cross multiply
    206,222.80x = 309,333.96 × 56,464.24
  4. Step 4: Simplify right side
    206,222.80x = 17,466,306,957.59
  5. Step 5: Solve for x
    x = 17,466,306,957.59/206,222.80
  6. Step 6: Final answer
    x = 84,696.29

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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.