Home / 257,217.08-354,882.69-166,429.25

Finding the Fourth Proportional to 257,217.08, 354,882.69 and 166,429.25

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Solution

The fourth proportional to 257,217.08, 354,882.69 and 166,429.25 is: 229,622.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,217.08 : 354,882.69 = 166,429.25 : x
  2. Step 2: Convert to fraction form
    257,217.08/354,882.69 = 166,429.25/x
  3. Step 3: Cross multiply
    257,217.08x = 354,882.69 × 166,429.25
  4. Step 4: Simplify right side
    257,217.08x = 59,062,858,160.27
  5. Step 5: Solve for x
    x = 59,062,858,160.27/257,217.08
  6. Step 6: Final answer
    x = 229,622.62

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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.