Home / 243,052.20-364,578.30-168,256.80

Finding the Fourth Proportional to 243,052.20, 364,578.30 and 168,256.80

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Solution

The fourth proportional to 243,052.20, 364,578.30 and 168,256.80 is: 252,385.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,052.20 : 364,578.30 = 168,256.80 : x
  2. Step 2: Convert to fraction form
    243,052.20/364,578.30 = 168,256.80/x
  3. Step 3: Cross multiply
    243,052.20x = 364,578.30 × 168,256.80
  4. Step 4: Simplify right side
    243,052.20x = 61,342,778,107.44
  5. Step 5: Solve for x
    x = 61,342,778,107.44/243,052.20
  6. Step 6: Final answer
    x = 252,385.20

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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.