Home / 257,229.55-354,977.06-144,052.30

Finding the Fourth Proportional to 257,229.55, 354,977.06 and 144,052.30

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Solution

The fourth proportional to 257,229.55, 354,977.06 and 144,052.30 is: 198,792.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,229.55 : 354,977.06 = 144,052.30 : x
  2. Step 2: Convert to fraction form
    257,229.55/354,977.06 = 144,052.30/x
  3. Step 3: Cross multiply
    257,229.55x = 354,977.06 × 144,052.30
  4. Step 4: Simplify right side
    257,229.55x = 51,135,261,940.24
  5. Step 5: Solve for x
    x = 51,135,261,940.24/257,229.55
  6. Step 6: Final answer
    x = 198,792.33

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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.